You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-(5-chlorothiophen-2-yl)sulfonyl-3-[6-[1-hydroxy-3-oxo-6-(3-piperidin-1-ylpropylamino)isoquinolin-2-yl]pyridin-3-yl]urea into molecular formula.
user
C27H29ClN6O5S2
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