You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 2-[(2-chloro-6-methylphenyl)sulfonylamino]-4-(2-cyanopyrrol-1-yl)-N-[(4-imidazol-1-ylphenyl)methyl]pentanamide into molecular formula.
user
C27H27ClN6O3S
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