2-(1-(4-Chlorophenyl)-5-(4-methoxyphenyl)-1H-1,2,3-triazol-4-yl)-1,4,5,6-tetrahydropyrimidine 4-(1-(4-Chlorophenyl)-4-(1,4,5,6-tetrahydro-2-pyrimidinyl)-1H-1,2,3-triazol-5-yl)phenyl methyl ether AIDS-138349 AIDS138349 NSC645031