30990-64-8 7,7-Dimethyl-7,8-dihydro-6H-3.lambda.~4~-[1,2,5]oxaselenazolo[4,3,2-hi][2,1,3]benzoxaselenazole AIDS-129105 AIDS129105 NSC328587 {6H-[1,2,5]Oxaselenazolo[4,3,2-hi][2,1,3]benzoxaselenazole-3-SeIV,} 7,8-dihydro-7,7-dimethyl-