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 3-(3-methoxy-N-methylanilino)-1-[2-(7-methyl-6,8-dihydro-5H-[1,2,4]triazolo[4,3-a]pyrazin-3-yl)pyrrolidin-1-yl]propan-1-one .
user
C21H30N6O2
assistant