You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by N-[(3,5-diethyl-1-methylpyrazol-4-yl)methyl]-1-(2,3-dihydro-1,4-benzodioxin-5-yl)methanamine ?
user
C18H25N3O2
assistant