\frac{dx_{1}}{dt} = \left(-1 \cdot k_{33} \cdot k_{13} \cdot x_{26} \cdot x_{1} / \left(k_{19} \cdot x_{25} / k_{17} + 1\right) + 1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{2} / k_{31} + 1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{3} / k_{31} + 1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{4} / k_{31} + 1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{5} / k_{31}\right) / k_{33}\\
\frac{dx_{2}}{dt} = \left(1 \cdot k_{33} \cdot k_{13} \cdot x_{26} \cdot x_{1} / \left(k_{19} \cdot x_{25} / k_{17} + 1\right) + -1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{2} / k_{31} + -1 \cdot k_{33} \cdot k_{10} \cdot x_{2} / \left(k_{19} \cdot x_{25} / k_{17} + 1\right) + -1 \cdot k_{33} \cdot 3 \cdot k_{10} \cdot x_{2} / \left(\left(k_{19} \cdot x_{25} / k_{17} + 1\right) \cdot \left(k_{11} \cdot x_{6} + 1\right)\right)\right) / k_{33}\\
\frac{dx_{3}}{dt} = \left(1 \cdot k_{33} \cdot k_{10} \cdot x_{2} / \left(k_{19} \cdot x_{25} / k_{17} + 1\right) + -1 \cdot k_{33} \cdot 3 \cdot k_{10} \cdot x_{3} / \left(\left(k_{19} \cdot x_{25} / k_{17} + 1\right) \cdot \left(k_{11} \cdot x_{6} + 1\right)\right) + -1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{3} / k_{31}\right) / k_{33}\\
\frac{dx_{4}}{dt} = \left(1 \cdot k_{33} \cdot 3 \cdot k_{10} \cdot x_{2} / \left(\left(k_{19} \cdot x_{25} / k_{17} + 1\right) \cdot \left(k_{11} \cdot x_{6} + 1\right)\right) + -1 \cdot k_{33} \cdot k_{10} \cdot x_{4} / \left(k_{19} \cdot x_{25} / k_{17} + 1\right) + -1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{4} / k_{31}\right) / k_{33}\\
\frac{dx_{5}}{dt} = \left(1 \cdot k_{33} \cdot 3 \cdot k_{10} \cdot x_{3} / \left(\left(k_{19} \cdot x_{25} / k_{17} + 1\right) \cdot \left(k_{11} \cdot x_{6} + 1\right)\right) + 1 \cdot k_{33} \cdot k_{10} \cdot x_{4} / \left(k_{19} \cdot x_{25} / k_{17} + 1\right) + -1 \cdot k_{33} \cdot k_{14} \cdot x_{8} \cdot x_{5} / k_{31}\right) / k_{33}\\
\frac{dx_{6}}{dt} = -1 \cdot k_{33} \cdot k_{12} \cdot x_{6} \cdot \left(x_{5} + x_{3}\right) / k_{30} / k_{33}\\
\frac{dx_{7}}{dt} = \left(-1 \cdot k_{33} \cdot k_{15} \cdot x_{7} \cdot \left(x_{2} + x_{5} + x_{3} + x_{4}\right) / k_{30} + 1 \cdot k_{33} \cdot k_{16} \cdot x_{8}\right) / k_{33}\\
\frac{dx_{8}}{dt} = \left(1 \cdot k_{33} \cdot k_{15} \cdot x_{7} \cdot \left(x_{2} + x_{5} + x_{3} + x_{4}\right) / k_{30} + -1 \cdot k_{33} \cdot k_{16} \cdot x_{8}\right) / k_{33}\\
\frac{dx_{9}}{dt} = \left(-1 \cdot k_{33} \cdot k_{26} \cdot x_{9} \cdot \left(x_{2} + x_{5} + x_{3} + x_{4}\right) / \left(k_{30} \cdot \left(k_{19} \cdot x_{25} / k_{17} + 1\right)\right) + -1 \cdot k_{33} \cdot k_{25} \cdot x_{9} \cdot x_{5} + x_{3}^{2} / \left(k_{30}^{2} \cdot \left(k_{4} \cdot x_{18} / k_{2} + 1\right) \cdot \left(k_{19} \cdot x_{25} / k_{17} + 1\right)\right) + 1 \cdot k_{27} \cdot x_{11} \cdot k_{34}\right) / k_{33}\\
\frac{dx_{10}}{dt} = \left(1 \cdot k_{33} \cdot k_{26} \cdot x_{9} \cdot \left(x_{2} + x_{5} + x_{3} + x_{4}\right) / \left(k_{30} \cdot \left(k_{19} \cdot x_{25} / k_{17} + 1\right)\right) + 1 \cdot k_{33} \cdot k_{25} \cdot x_{9} \cdot x_{5} + x_{3}^{2} / \left(k_{30}^{2} \cdot \left(k_{4} \cdot x_{18} / k_{2} + 1\right) \cdot \left(k_{19} \cdot x_{25} / k_{17} + 1\right)\right) + -1 \cdot k_{28} \cdot x_{10} \cdot k_{33}\right) / k_{33}\\
\frac{dx_{11}}{dt} = \left(1 \cdot k_{28} \cdot x_{10} \cdot k_{33} + -1 \cdot k_{27} \cdot x_{11} \cdot k_{34}\right) / k_{34}\\
\frac{dx_{12}}{dt} = \left(1 \cdot k_{34} \cdot \left(-k_{6} \cdot k_{7} \cdot x_{11} \cdot \left(k_{1} - 1\right) / k_{32} \cdot k_{34}\right) / k_{34} + -1 \cdot k_{34} \cdot k_{5} \cdot x_{12}\right) / k_{34}\\
\frac{dx_{13}}{dt} = \left(1 \cdot k_{34} \cdot k_{5} \cdot x_{12} + -1 \cdot k_{34} \cdot k_{5} \cdot x_{13}\right) / k_{34}\\
\frac{dx_{14}}{dt} = \left(1 \cdot k_{34} \cdot k_{5} \cdot x_{13} + -1 \cdot k_{34} \cdot k_{5} \cdot x_{14}\right) / k_{34}\\
\frac{dx_{15}}{dt} = \left(1 \cdot k_{34} \cdot k_{5} \cdot x_{14} + -1 \cdot k_{34} \cdot k_{5} \cdot x_{15}\right) / k_{34}\\
\frac{dx_{16}}{dt} = \left(1 \cdot k_{34} \cdot k_{5} \cdot x_{15} + -1 \cdot k_{5} \cdot x_{16} \cdot k_{34}\right) / k_{34}\\
\frac{dx_{17}}{dt} = \left(1 \cdot k_{5} \cdot x_{16} \cdot k_{34} + -1 \cdot k_{33} \cdot k_{7} \cdot x_{17}\right) / k_{33}\\
\frac{dx_{18}}{dt} = \left(1 \cdot k_{33} \cdot k_{2} \cdot k_{8} \cdot x_{17} / k_{6} + -1 \cdot k_{33} \cdot k_{8} \cdot x_{18} + 1 \cdot k_{33} \cdot k_{9} \cdot k_{2} \cdot k_{8} \cdot k_{3} / k_{33}\right) / k_{33}\\
\frac{dx_{19}}{dt} = \left(1 \cdot k_{34} \cdot \left(-k_{21} \cdot k_{22} \cdot x_{11} \cdot \left(k_{1} - 1\right) / k_{32} \cdot k_{34}\right) / k_{34} + -1 \cdot k_{34} \cdot k_{20} \cdot x_{19}\right) / k_{34}\\
\frac{dx_{20}}{dt} = \left(1 \cdot k_{34} \cdot k_{20} \cdot x_{19} + -1 \cdot k_{34} \cdot k_{20} \cdot x_{20}\right) / k_{34}\\
\frac{dx_{21}}{dt} = \left(1 \cdot k_{34} \cdot k_{20} \cdot x_{20} + -1 \cdot k_{34} \cdot k_{20} \cdot x_{21}\right) / k_{34}\\
\frac{dx_{22}}{dt} = \left(1 \cdot k_{34} \cdot k_{20} \cdot x_{21} + -1 \cdot k_{34} \cdot k_{20} \cdot x_{22}\right) / k_{34}\\
\frac{dx_{23}}{dt} = \left(1 \cdot k_{34} \cdot k_{20} \cdot x_{22} + -1 \cdot k_{20} \cdot x_{23} \cdot k_{34}\right) / k_{34}\\
\frac{dx_{24}}{dt} = \left(1 \cdot k_{20} \cdot x_{23} \cdot k_{34} + -1 \cdot k_{33} \cdot k_{22} \cdot x_{24}\right) / k_{33}\\
\frac{dx_{25}}{dt} = \left(1 \cdot k_{33} \cdot k_{17} \cdot k_{23} \cdot x_{24} / k_{21} + -1 \cdot k_{33} \cdot k_{23} \cdot x_{25} + 1 \cdot k_{33} \cdot k_{24} \cdot k_{17} \cdot k_{23} \cdot k_{18} / k_{33}\right) / k_{33}\\
\frac{dx_{26}}{dt} = 0 / k_{33}