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-(4-chlorophenyl)-2-[2-[[6-[3-[4-(hydroxymethyl)piperidin-1-yl]propoxy]-5-methylpyrrolo[2,1-f][1,2,4]triazin-4-yl]amino]-1,3-thiazol-5-yl]acetamide by IUPAC nomenclature, provide its molecular formula.
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C27H32ClN7O3S
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