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 2-(3,5-dimethyl-1,2-oxazol-4-yl)-1-[2-(3-methyl-1,2-oxazol-5-yl)pyrrolidin-1-yl]ethanone ?
user
C15H19N3O3
assistant