You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule methyl 4-[(2,4-dimethoxyphenyl)methylamino]-9-propan-2-yl-5,7,9,14-tetrazapentacyclo[12.7.0.02,10.03,8.015,20]henicosa-1(21),2(10),3,5,7,15(20),16,18-octaene-17-carboxylate .
user
C31H33N5O4
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