(2016/02/05)
1-O-acetyl-2,3,5-tri-O-benzoyl-β-D-ribofuranose
5-<(benzyloxy)methyl>-1,5-dihydro-4H-imidazo<4,5-d>pyridazin-4-one
4-amino-5-nitro-2-benzyloxymethylpyridazin-3-one
4-hydroxy-5-nitro-2-benzyloxymethylpyridazin-3-one
2-((benzyloxy)methyl)-4,5-dichloropyridazin-3(2H)-one