1-benzyl-1h-1 2 3-triazole-4 carbaldehyde July 8, 2019 16 32 64 128 1-benzyl-4-phenyl-1h-1 2 3-triazole 1-benzyl-4-phenyl-1 2 3-triazole 1h-benzo d 1 2 3 triazol-1-ol