1,3-BIS(TRIPHENYLPLUMBYL)PROPANE

1,3-DI-P-TOLYL-ADAMANTANE

1,3-DI(4-MORPHOLINYL)-2-PROPANOL DIHYDROCHLORIDE

1,3-Dibenzyl-2-phenylimidazolidine

1,3-DIBROMO-5-ETHYL-5-METHYLHYDANTOIN

1,3-dichloro-2-fluoro-4-nitrobenzene

1,3,5,7,2,4,6,8-TETRAAZATETRAPHOSPHOCANE-2,4,6,8-TETROL 2,4,6,8-TETRAOXIDE

1,3,7-trimethyl-8-(3-pyridinyl)-3,7-dihydro-1H-purine-2,6-dione hydrochloride

1,3-dimethyl-2(1H)-quinoxalinone

1,3-DIMETHYL-5-NITROURACIL MONOHYDRATE

1,3-DIMETHYL-7,7A-DIHYDRO-6H,13H-PURINO[8',7':2,3]PYRIMIDO[6,1-B][1,3]BENZOXAZINE-2,4,13(1H,3H)-TRIONE

1,3-DINITRO-4-(PHENYLTHIO)NAPHTHALENE

1,3-DIOXO-2-M-TOLYL-2,3-DIHYDRO-1H-ISOINDOLE-5-CARBOXYLIC ACID PROPYL ESTER

1,3-DIOXO-2-PHENYL-2,3-DIHYDRO-1H-ISOINDOLE-5-CARBOXYLIC ACID HEXYL ESTER

1,3-DITERT-BUTYL-5-ETHYNYLBENZENE