1β.4aα-Dimethyl-9aαH-1.2.3.4.4a.9a-hexahydro-fluoren-1α-carbonsaeure

2-methyl-6-(2-methylphenyl)aniline

2.1'-Methoxycarbonylaethyl-3.2'-methoxycarbonylaethyl-inden

4a-methyl-4aH-fluorene