You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named (E)-3-[2-chloro-4-(2-methoxyphenyl)sulfanylphenyl]-N-(2-morpholin-4-ylethyl)prop-2-enamide by IUPAC nomenclature, provide its molecular formula.
user
C22H25ClN2O3S
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