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 2-cyano-3-[4-(1,3-thiazol-2-yl)-1,4-diazepan-1-yl]but-2-enethioamide using the IUPAC nomenclature.
user
C13H17N5S2
assistant