5,6,7,8-Tetrahydroquinoxaline

5,6-Diamino-1-methyluracil

5,6-DIHYDROXY-7-METHOXYFLAVONE

5,6-DIHYDROXY-7-METHOXYFLAVONE

5,6-Dimethyl-1,10-phenanthroline

5,6-DIMETHYL-1,2,3-BENZOTRIAZOLE HYDRATE

5,7-BIS(TRIFLUOROMETHYL)-3-CYANO-2-(METHYLTHIO)PYRAZOLO[1,5-A]PYRIMIDINE

5,7-BIS(TRIFLUOROMETHYL)-3-CYANOPYRAZOLO[1,5-A]PYRIMIDINE

5,7-BIS(TRIFLUOROMETHYL)-3-CYANOPYRAZOLO[1,5-A]PYRIMIDINE

5,7-DIBROMO-8-HYDROXYQUINOLINE

5,7-Dihydro-2-methylthieno[3,4-d]pyrimidine