You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[[2-(dimethylamino)-1,3-thiazol-4-yl]methyl]-3-ethyl-1-methyl-1-[(2-methyl-1,3-thiazol-4-yl)methyl]guanidine;hydroiodide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C15H25IN6S2
assistant