3-(2-Chloroethyl)-4-oxo-3,4-dihydroimidazo[5,1-d][1,2,3,5]tetraazine-8-carboxamide 85622-95-3 AIDS-129535 AIDS129535 Azolastone Mitozolomide NSC353451 {Imidazo[5,1-d]-1,2,3,5-tetrazine-8-carboxamide,} 3-(2-chloroethyl)-3,4-dihydro-4-oxo-