You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named N-methylmethanamine;6-[(8R)-5,8,18-trihydroxy-16-methyl-15-tetracyclo[9.7.0.03,8.012,16]octadeca-1(11),2,14-trienyl]-2H-isoquinolin-3-one is given. What is its corresponding molecular formula?
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C30H38N2O4
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