You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N-[4-methyl-3-(morpholine-4-carbonyl)-5-phenylthiophen-2-yl]-5-methylsulfanyl-2-nitrobenzamide by IUPAC nomenclature, provide its molecular formula.
user
C24H23N3O5S2
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