4-(1-(2-Hydroxybenzoyl)-6-imino-3-methyl-1,4,6,7-tetrahydropyrazolo[3,4-d][1,3]thiazin-4-yl)-2-methoxyphenol AIDS-141767 AIDS141767 NSC657995 {4H-Pyrazolo[3,4-d][1,3]thiazin-6-amine,} 1-(2-hydroxybenzoyl)-4-(4-hydroxy-3-methoxyphenyl)- 3-methyl-