You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named methyl N-[14-(3-chloro-4-hydroxy-5-methoxyphenyl)-2,3,5,12-tetrazatetracyclo[8.6.1.02,7.013,17]heptadeca-1(16),4,6,8,10,13(17)-hexaen-4-yl]carbamate by IUPAC nomenclature, provide its molecular formula.
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C22H20ClN5O4
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