You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[(Z)-[(E)-8-[(1R,4aS,8aR)-2,5,5,8a-tetramethyl-1,4,4a,6,7,8-hexahydronaphthalen-1-yl]-6-methyloct-5-en-2-ylidene]amino] acetate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H41NO2
assistant