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 (3R)-3-[(3-chlorophenyl)-[2-(ethylamino)-2-oxoethoxy]methyl]-N-[(2S)-1-cyclohexyl-3-(methylamino)propan-2-yl]piperidine-1-carboxamide ?
user
C27H43ClN4O3
assistant