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 (1-amino-4-methoxy-2,3-dihydroinden-1-yl)-(2-methyl-6,8-dihydro-5H-[1,2,4]triazolo[1,5-a]pyrazin-7-yl)methanone ?
user
C17H21N5O2
assistant