Phenanthrene-delta(sup 2(1H),alpha)-acetic acid, 3,4,4a-alpha,4b-beta,5,6,7,8,8a-alpha,9,10,10a-beta-dodecahydro-7-oxo-, 3-(dimethylamino)propyl ester, methanesulfonate, (E,Z)- SF7183950