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-(3,5-dimethoxyphenyl)-N-(5-ethyl-6,7-dihydro-4H-[1,3]thiazolo[5,4-c]pyridin-2-yl)propanamide .
user
C19H25N3O3S
assistant