You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 1-[(2-chlorophenyl)methyl]-3-[4-(3-methylpiperidin-1-yl)-6-piperidin-1-ylpyrimidin-2-yl]thiourea using the IUPAC nomenclature.
user
C23H31ClN6S
assistant