You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3R,6S)-3-[(S)-anilino-(4-methylcyclohepta-1,3,6-trien-1-yl)methyl]-6-phenyloxan-2-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H27NO2
assistant