You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named N-[(1S)-1-(3-chlorophenyl)-2-hydroxyethyl]-2-[6,6-dimethyl-2-[2-[(2-methylpyrazol-3-yl)amino]pyridin-4-yl]-4-oxothieno[2,3-c]pyrrol-5-yl]acetamide by IUPAC nomenclature, provide its molecular formula.
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C27H27ClN6O3S
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