1,3,5,7-tetramethyl-2,4,6,8-tetrathiatricyclo[3.3.1.1(3,7)]decane

1,3,6,8-TETRAISOPROPYL-PYRENE

1,3-Dimethyl-2-thioxo-4-imidazolidinone

1,3-dimethyl-4-phenyl-6,7-dihydro-1H-pyrazolo[4,3-f][1,4]thiazepine hydrochloride

1,3-DIMETHYL-7-(4-METHYLBENZYL)-3,7-DIHYDRO-1H-PURINE-2,6-DIONE

1,3-DINITRO-2-(2,2,3,3,3-PENTAFLUORO-PROPOXY)-5-TRIFLUOROMETHYL-BENZENE

1,3-Dioxo-2-(2-pyridinylmethyl)-5-isoindolinecarboxylic acid

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

1,3-DIPROPYL-BENZENE

1,3-THIAZOL-2-AMINE HYDROCHLORIDE

1,3,4-Thiadiazol-2-ol

1,3,4,6-TETRA-O-ACETYL-2-(ACETYLAMINO)-2-DEOXY-BETA-L-MANNOPYRANOSE

1,3,5-TRIBROMO-2,4-DINITRO-BENZENE

1,3,5-triisobutyl-1,3,5-triazinane

1,3,5-Trimethyl-4-iodo-1H-pyrazole