IUPAC:(9'S)-1-[(3,5-dimethylphenyl)methyl]-5'-ethyl-11',13'-dimethoxy-9'-methyl-3',5'-diazaspiro[piperidine-4,6'-tricyclo[8.4.0.0^{3,7}]tetradecane]-1'(10'),7',11',13'-tetraen-4'-one
IUPAC:(9'S)-1-[(3,5-dimethylphenyl)methyl]-5'-ethyl-11',13'-dimethoxy-9'-methyl-3',5'-diazaspiro[piperidine-4,6'-tricyclo[8.4.0.0^{3,7}]tetradecane]-1'(10'),7',11',13'-tetraen-4'-one