You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 1-(3-chlorophenyl)-N-[(1R,2S)-2-hydroxy-2,3-dihydro-1H-inden-1-yl]cyclopropane-1-carboxamide ?
user
C19H18ClNO2
assistant