You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[[(1S,10S,12R,17S)-9,9-dimethyl-8,18-dioxa-14-azatetracyclo[8.8.0.02,7.012,17]octadeca-2,4,6-trien-14-yl]methyl]benzoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H29NO4
assistant