(3-nitro-2-oxopyridin-1(2{H})-yl)acetic acid

1-ethyl-2-methyl-4-nitro-1{H}-imidazole-5-carboxylic acid

ethyl 1-(4-amino-1,2,5-oxadiazol-3-yl)-5-[(4-methylpiperazin-1-yl)methyl]-1{H}-1,2,3-triazole-4-carboxylate

1-(4-amino-1,2,5-oxadiazol-3-yl)-5-methyl-1{H}-1,2,3-triazole-4-carboxylic acid

1,1,10,10,10a-pentamethyl-5,6,10,10a-tetrahydro-1{H}-bis[1,3]oxazolo[3,4-{d}:4',3'-{g}][1,4]diazepine-3,8-dione

10b'-methyl-6',10b'-dihydro-5'{H}-spiro[cyclohexane-1,1'-[1,3]oxazolo[4,3-{a}]isoquinolin]-3'-one

2-[(2S,5R)-4-oxo-6,8-dioxabicyclo[3.2.1]oct-2-yl]-1,2-benzisothiazol-3(2H)-one 1,1-dioxide

{N}-(2-fluorophenyl)[1,2,5]oxadiazolo[3,4-{b}]pyrazine-5,6-diamine

1-(4-amino-1,2,5-oxadiazol-3-yl)-5-(azepan-1-ylmethyl)-1{H}-1,2,3-triazole-4-carbohydrazide

5-amino-{N},1-dibenzyl-1{H}-1,2,3-triazole-4-carboxamide

ethyl 4-(acetylamino)-1,2,5-oxadiazole-3-carboxylate