You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-N-[(3-chloro-4,5-dihydro-1,2-oxazol-5-yl)methyl]-2-[[2-(6-methoxynaphthalen-1-yl)acetyl]amino]-3-phenylpropanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H26ClN3O4
assistant