\frac{dx_{1}}{dt} = \left(-1 \cdot x_{1} \cdot k_{3} + 1 \cdot x_{4} \cdot k_{6} + -1 \cdot x_{1} \cdot k_{8} + 1 \cdot x_{5} \cdot k_{9} + -1 \cdot x_{1} \cdot k_{10} + 1 \cdot x_{6} \cdot k_{11} + -1 \cdot x_{1} \cdot k_{12} + -1 \cdot x_{1} \cdot k_{13} + -1 \cdot x_{1} \cdot k_{14} + -1 \cdot x_{1} \cdot k_{17} + 1 \cdot x_{11} \cdot k_{18} + -1 \cdot x_{1} \cdot k_{19} + 1 \cdot x_{12} \cdot k_{20} + -1 \cdot x_{1} \cdot k_{21} + 1 \cdot x_{13} \cdot k_{22} + -1 \cdot x_{1} \cdot k_{23} + 1 \cdot x_{14} \cdot k_{24} + -1 \cdot x_{1} \cdot k_{25} + -1 \cdot x_{1} \cdot k_{26} + 1 \cdot x_{16} \cdot k_{27} + -1 \cdot x_{1} \cdot k_{28} + 1 \cdot x_{17} \cdot k_{29} + 1 \cdot k_{30} \cdot x_{7}\right) / k_{2}\\ \frac{dx_{2}}{dt} = \left(1 \cdot x_{1} \cdot k_{3} + -1 \cdot x_{2} \cdot k_{4} + -1 \cdot x_{2} \cdot k_{7}\right) / k_{2}\\ \frac{dx_{3}}{dt} = \left(1 \cdot x_{2} \cdot k_{4} + -1 \cdot x_{3} \cdot k_{5}\right) / k_{2}\\ \frac{dx_{4}}{dt} = \left(1 \cdot x_{3} \cdot k_{5} + -1 \cdot x_{4} \cdot k_{6} + 1 \cdot x_{2} \cdot k_{7}\right) / k_{2}\\ \frac{dx_{5}}{dt} = \left(1 \cdot x_{1} \cdot k_{8} + -1 \cdot x_{5} \cdot k_{9}\right) / k_{2}\\ \frac{dx_{6}}{dt} = \left(1 \cdot x_{1} \cdot k_{10} + -1 \cdot x_{6} \cdot k_{11}\right) / k_{2}\\ \frac{dx_{7}}{dt} = \left(1 \cdot x_{1} \cdot k_{12} + -1 \cdot k_{30} \cdot x_{7}\right) / k_{2}\\ \frac{dx_{8}}{dt} = \left(1 \cdot x_{1} \cdot k_{14} + -1 \cdot x_{8} \cdot k_{16}\right) / k_{2}\\ \frac{dx_{9}}{dt} = \left(1 \cdot x_{1} \cdot k_{13} + -1 \cdot x_{9} \cdot k_{15}\right) / k_{2}\\ \frac{dx_{10}}{dt} = \left(1 \cdot x_{9} \cdot k_{15} + 1 \cdot x_{8} \cdot k_{16} + 1 \cdot k_{31} \cdot x_{15}\right) / k_{1}\\ \frac{dx_{11}}{dt} = \left(1 \cdot x_{1} \cdot k_{17} + -1 \cdot x_{11} \cdot k_{18}\right) / k_{2}\\ \frac{dx_{12}}{dt} = \left(1 \cdot x_{1} \cdot k_{19} + -1 \cdot x_{12} \cdot k_{20}\right) / k_{2}\\ \frac{dx_{13}}{dt} = \left(1 \cdot x_{1} \cdot k_{21} + -1 \cdot x_{13} \cdot k_{22}\right) / k_{2}\\ \frac{dx_{14}}{dt} = \left(1 \cdot x_{1} \cdot k_{23} + -1 \cdot x_{14} \cdot k_{24}\right) / k_{2}\\ \frac{dx_{15}}{dt} = \left(1 \cdot x_{1} \cdot k_{25} + -1 \cdot k_{31} \cdot x_{15}\right) / k_{2}\\ \frac{dx_{16}}{dt} = \left(1 \cdot x_{1} \cdot k_{26} + -1 \cdot x_{16} \cdot k_{27}\right) / k_{2}\\ \frac{dx_{17}}{dt} = \left(1 \cdot x_{1} \cdot k_{28} + -1 \cdot x_{17} \cdot k_{29}\right) / k_{2}