AIDS-166982 AIDS166982 N-(2,2-Diphenylethyl)-N'-(-)-cis-(myrtanyl)ethane-1,2-diamine N-{[(1S,2R,5S)-6,6-Dimethylbicyclo[3.1.1]hept-2-yl]methyl}-N'-(2,2-diphenylethyl)ethane-1,2-diamine NSC722039 cis-(-)-Myrtanylamine analog