Ethanimidamide, 2-chloro-N-[[1,2,3,4,4a,9,10,10a-octahydro-1,4a-dimethyl-7-(1-methylethyl)-1-phenanthrenyl]methyl]-, monohydrochloride, [1R-(1.alpha.,4a.beta.,10a.alpha.)]- NSC194300