You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named 4-[N-[[2-anilino-6-[2-(2,5-dimethoxyphenyl)ethylamino]pyridin-4-yl]amino]-C-methylcarbonimidoyl]-N-methylbenzenesulfonamide by IUPAC nomenclature, provide its molecular formula.
user
C30H34N6O4S
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