You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 1-[4-(4-methoxyphenyl)piperazin-1-yl]-2-[1-(thiophen-2-ylmethyl)tetrazol-5-yl]sulfanylethanone ?
user
C19H22N6O2S2
assistant