You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name (3S)-N-cyclopropyl-N-(4-methyl-1,3-thiazol-2-yl)-1-pyridin-2-ylpiperidine-3-carboxamide ?
user
C18H22N4OS
assistant