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 N-[(6-methylimidazo[2,1-b][1,3]thiazol-5-yl)methyl]-3-methylsulfanylbutan-1-amine using the IUPAC nomenclature.
user
C12H19N3S2
assistant