You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule [6-chloro-4-(4-isocyano-4-phenylpiperidin-1-yl)quinolin-3-yl]-(4-methylsulfonylpiperazin-1-yl)methanone ?
user
C27H28ClN5O3S
assistant