9-N(N'-Chloroethyl-N'-methyl-1,2-diaminoethyl) 2 methoxyacridine dihydrochloride AIDS-156671 AIDS156671 NSC628115 (HYDROCHLORIDE SALT) N~1~-(2-Chloroethyl)-N~2~-(2-methoxy-9-acridinyl)-N~1~-methyl-1,2-ethanediamine hydrochloride