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 N-[2-[[3-methyl-5-methylsulfanyl-6-[(E)-2-trimethylstannylethenyl]imidazo[1,2-a]pyrazin-8-yl]amino]ethyl]acetamide .
user
C17H27N5OSSn
assistant