3-(5,7-dioxo-5,7-dihydro-6H-pyrrolo[3,4-b]pyrazin-6-yl)benzoic acid

6-(4-acetylphenyl)-5H-pyrrolo[3,4-b]pyridine-5,7(6H)-dione

methyl 2-(3-aminophenoxy)isonicotinate

methyl 2-(4-formylphenoxy)isonicotinate

methyl 2-(4-formyl-2-methoxyphenoxy)isonicotinate

3-[(cyclopropylmethyl)amino]-1-phenylpyrrolidine-2,5-dione

3-[(cyclopropylmethyl)amino]-1-(4-methoxyphenyl)pyrrolidine-2,5-dione

2,6-diamino-4-(1-methyl-1H-pyrrol-2-yl)-4H-thiopyran-3,5-dicarbonitrile

ethyl 2-(4-aminophenoxy)isonicotinate

ethyl 2-(3-acetylphenoxy)isonicotinate