You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule N'-methyl-3-(1-methylpyrazol-4-yl)-N-(5,6,7,8-tetrahydroimidazo[1,2-a]pyridin-2-ylmethyl)pyrrolidine-1-carboximidamide .
user
C18H27N7
assistant