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 1-(3-chlorophenyl)-4-[(1S)-2-methyl-1-[1-(thiophen-2-ylmethyl)tetrazol-5-yl]propyl]piperazine .
user
C20H25ClN6S
assistant