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1,3,4,6-tetraacetyltetrahydroimidazo[4,5-d]imidazole-2,5(1H,3H)-dione

1,3,4,6-tetrachlorotetrahydroimidazo[4,5-d]imidazole-2,5(1H,3H)-dione

1,3,4,6-tetrakis(butoxymethyl)tetrahydroimidazo[4,5-d]imidazole-2,5(1H,3H)-dione

1,3,4,6-tetrakis-O-(1-oxo-9-octadecenyl)-β-D-fructofuranosyl-α-D-glucopyranoside tetraoleate

1,3,4,6-tetrakis-O-(1-oxohexadecyl)-β-D-fructofuranosyl-α-D-glucopyranoside tetrapalmitate

1,3,4,6-tetrakis-O-(1-oxooctadecyl)-β-D-fructofuranosyl-α-D-glucopyranoside tetrastearate

1,3,4,6-tetrakis-O-(1-oxotetradecyl)-β-D-fructofuranosyl-α-D-glucopyranoside tetramyristate

1,3,4-heterodiazole-2(3H)-heterone, 5-(((4´-ethenylphenyl)methyl)hetero)-

1,3,4-thiadiazol-2-amine

1,3,4-thiadiazol-2-amine monohydrochloride

1,3,4-Thiadiazole, 2,5-bis(tert-dodecylpolythio) derivs.

1,3,4-thiadiazole-2(3H)-thione

1,3,4-Thiadiazole-2(3H)-thione, 5-(octyldithio)-, branched

1,3,4-thiadiazole-2,5-dithiol

1,3,4-Thiadiazole-3(2H)-acetamide, N-[5-[[4-[2,4-bis(1,1-dimethylpropyl)phenoxy]-1-oxobutyl]amino]-2-chlorophenyl]-α-(2,2-dimethyl-1-oxopropyl)-5-(1-methylethyl)-2-[[(4-methylphenyl)sulfonyl]imino]-, ion(1-), potassium

1,3,4-Thiadiazolidine-2,5-dithione, reaction products with hydrogen peroxide and tert-nonanethiol

1,3,4-trimethyl-5-(1-methylvinyl)cyclohexene

1,3,4-trimethyluracil

1,3,4-triphenyl-1H-pyrazole-5-acetonitrile

1,3,5,5-tetramethylhexyl acetate