\frac{dx_{1}}{dt} = -1 \cdot 100 \cdot \exp\left(\left(-t\right) / 90\right) / k_{5}\\ \frac{dx_{2}}{dt} = \left(-1 \cdot k_{7} \cdot x_{1} \cdot x_{2} / \left(k_{8} + x_{2}\right) + 1 \cdot \left(k_{9} \cdot x_{7} - k_{10} \cdot x_{2}\right)\right) / k_{5}\\ \frac{dx_{3}}{dt} = \left(1 \cdot k_{7} \cdot x_{1} \cdot x_{2} / \left(k_{8} + x_{2}\right) + -1 \cdot \left(k_{13} \cdot x_{3} \cdot x_{4} - k_{14} \cdot x_{5}\right)\right) / k_{5}\\ \frac{dx_{4}}{dt} = \left(1 \cdot \left(k_{11} \cdot x_{9} - k_{12} \cdot x_{4}\right) + -1 \cdot \left(k_{13} \cdot x_{3} \cdot x_{4} - k_{14} \cdot x_{5}\right)\right) / k_{5}\\ \frac{dx_{5}}{dt} = \left(1 \cdot \left(k_{13} \cdot x_{3} \cdot x_{4} - k_{14} \cdot x_{5}\right) + -1 \cdot k_{15} \cdot x_{5}\right) / k_{5}\\ \frac{dx_{6}}{dt} = \left(1 \cdot k_{15} \cdot x_{5} + -1 \cdot \left(k_{16} \cdot x_{6} - k_{17} \cdot x_{9} \cdot x_{8}\right)\right) / k_{6}\\ \frac{dx_{7}}{dt} = \left(-1 \cdot \left(k_{9} \cdot x_{7} - k_{10} \cdot x_{2}\right) + 1 \cdot k_{18} \cdot x_{8} / \left(k_{19} + x_{8}\right)\right) / k_{6}\\ \frac{dx_{8}}{dt} = \left(1 \cdot \left(k_{16} \cdot x_{6} - k_{17} \cdot x_{9} \cdot x_{8}\right) + -1 \cdot k_{18} \cdot x_{8} / \left(k_{19} + x_{8}\right)\right) / k_{6}\\ \frac{dx_{9}}{dt} = \left(-1 \cdot \left(k_{11} \cdot x_{9} - k_{12} \cdot x_{4}\right) + 1 \cdot \left(k_{16} \cdot x_{6} - k_{17} \cdot x_{9} \cdot x_{8}\right)\right) / k_{6}\\ \frac{dx_{10}}{dt} = 1 \cdot k_{18} \cdot x_{8} / \left(k_{19} + x_{8}\right) / k_{6}