You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
methyl 4-[[4-[(3,5-dimethyl-1,2-oxazol-4-yl)methoxy]benzoyl]amino]piperidine-1-carboxylate is the IUPAC name of a molecule. Please give its molecular formula.
user
C20H25N3O5
assistant