10-Chloro-6,9-dimethyl-5,10-dihydro-3,4-benzophenarsazine 4-27-00-09809 (Beilstein Handbook Reference) 64050-23-3 BENZO(a)PHENARSAZINE, 12-CHLORO-7,12-DIHYDRO-8,11-DIMETHYL- BRN 0263412