You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 12-(hydroxymethylidene)-21,21-dimethyl-9-(2,4,6-trimethylphenyl)-7,23,24,25-tetrazahexacyclo[18.2.1.15,8.110,13.115,18.02,6]hexacosa-1,5(26),6,8,10,13(25),14,16,18(24),19-decaen-4-one into molecular formula.
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C34H30N4O2
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