2-(Ethylthio)-8-methyl-7,8-dihydroimidazo[1,2-a][1,3,5]triazine-4(6H)-thione hydroiodide AIDS-157281 AIDS157281 Imidazo[1,2-A]-1,3,5-triazine-4(6H)-thione, 2-(ethylthio)- 7, 8-dihydro-8-methyl-, monohydriodide NSC638022 (HYDROIODIDE SALT) {Imidazo[1,2-A]-1,3,5-triazine-4(6H)-thione,} 2-(ethylthio)- 7, 8-dihydro-8-methyl-, monohydriodide