You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (1E)-16-tert-butyl-13,13-dimethyl-2-[(3-methylphenyl)diazenyl]-4-oxatetracyclo[12.3.1.03,11.05,10]octadeca-1,3(11),5,7,9,14(18),16-heptaen-15-one by IUPAC nomenclature, provide its molecular formula.
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C30H30N2O2
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