2',3',5'-TRI-O-BENZOYLURIDINE

2,3-DIAMINO-6-(TRIFLUOROMETHYL)-4(3H)-PYRIMIDINONE

2,3-DIAMINO-6-(TRIFLUOROMETHYL)-4(3H)-PYRIMIDINONE

2,3-DIAMINOBUT-2-ENEDINITRILE

2,3-DICHLORO-6,7-DIMETHYLQUINOXALINE