You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance 4-[(3S)-3-[5-(trifluoromethyl)-1H-imidazol-2-yl]piperidine-1-carbonyl]-1H-pyrrole-2-carbonitrile .
user
C15H14F3N5O
assistant