You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (5-methoxy-5-methyl-4-phenylcyclohexa-1,3-dien-1-yl)-[9-(4-propan-2-ylpiperazine-1-carbonyl)-6,11-dihydropyrrolo[2,1-c][1,4]benzodiazepin-5-yl]methanone by IUPAC nomenclature, provide its molecular formula.
user
C35H40N4O3
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