You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-cyclohexyl-N-[4-[2-(5-cyclohexyl-3a,4,5,6,7,7a-hexahydro-1,3-benzoxazol-2-yl)ethenyl]cyclohexyl]-1,2,3,4,4a,4b,5,6,7,8,8a,9,10,10a-tetradecahydrophenanthren-9-amine into molecular formula.
user
C41H66N2O
assistant