1,3-Bis(4-piperidyl)propane

1,3-DIAMINO-2,4,5,6-TETRAFLUOROBENZENE

1,3-DIETHYL-8-PHENYLXANTHINE

1,3-DIFLUOROTETRACHLOROACETONE

1,3-DIMETHOXY-5-(2-NITROVINYL)BENZENE

1,3-DIMETHYL-1H-PYRAZOLE-5-CARBALDEHYDE

1,3-DIMETHYL-1H-THIENO[2,3-C]PYRAZOLE-5-CARBONYL CHLORIDE

1,3-Dimethyl-2-imidazolidinone