You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 1-ethyl-2-[(7-methylimidazo[1,2-a]pyridin-2-yl)methyl]-3-(thiolan-2-ylmethyl)guanidine;hydroiodide into its molecular formula.
user
C17H26IN5S
assistant