1,4,5,6,7,8-hexahydroquinolin-4-one

1,4,5,6-tetrahydropyridine-3-carboxamide

1,4,5,6-tetrahydropyrimidine hydrochloride

1,4,5,6-tetrahydropyrimidine-4-carboxylic acid hydrochloride

1,4,5,6-tetrahydropyrimidine-5-carboxylic acid hydrochloride

1,4,5-oxadiazepane hydrochloride

1,4,5-triazatricyclo[5.2.2.0,2,6]undec-5-ene-4-carbothioamide

1,4,5-triazatricyclo[5.2.2.0,2,6]undeca-2,5-diene hydrochloride

1,4,5-trimethyl-1H-imidazole

1,4,5-trimethyl-1H-imidazole-2-carbaldehyde

1,4,6-triamino-1,2-dihydropyrimidine-2-thione

1,4,6-trichloro-2,3-dihydro-1H-indene

1,4,6-trichlorophthalazine

1,4,6-trimethyl 5,6,7,8-tetrahydrophthalazine-1,4,6-tricarboxylate

1,4,6-trimethyl 5H,6H,7H-cyclopenta[d]pyridazine-1,4,6-tricarboxylate

1,4,6-trimethyl-1H,2H,3H-pyrazolo[3,4-b]pyridin-3-one

1,4,6-trimethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid

1,4,6-trimethyl-6-nitro-1,4-diazepane

1,4,7,10,13,16-hexaoxacyclooctadecane

1,4,7,10,13-pentaoxacyclopentadecane

1,4,7,10-tetraazacyclododecane

1,4,7,10-tetraazatricyclo[7.3.0.0,3,7]dodeca-3,5,9,11-tetraene-2,8-dione

1,4,7,10-tetraazatricyclo[7.3.1.0,5,13]trideca-5,7,9(13)-triene

1,4,7-dioxazonane hydrochloride

1,4,7-oxadithionane

1,4,7-tribenzyl-1,4,7-triazonane

1,4,7-trioxa-10-azacyclododecane hydrochloride

1,4,8,11-tetraazacyclotetradecane

1,4,8-oxadiazecan-5-one

1,4,8-tri-tert-butyl 1,4,8,11-tetraazacyclotetradecane-1,4,8-tricarboxylate

1,4,8-triazaspiro[4.5]decan-2-one dihydrochloride

1,4,8-triazaspiro[5.5]undecan-5-one dihydrochloride

1,4,8-triazatricyclo[7.2.1.0,2,7]dodeca-2,4,6-triene dihydrochloride

1,4,8-triazatricyclo[7.4.0.0,2,7]trideca-2(7),8,10,12-tetraene dihydrochloride

1,4,8-tribromoisoquinoline

1,4,8-trioxaspiro[4.6]undecan-9-one

1,4,9-triazaspiro[5.5]undecan-5-one dihydrochloride

1,4,9-trioxa-12-azadispiro[4.2.5^{8}.2^{5}]pentadecane

1,4,9-trioxaspiro[5.5]undecane-2-carboxylic acid

1,4-benzodioxine-2-carbaldehyde

1,4-benzodioxine-2-carboxylic acid

1,4-bis(2-chloroethyl) benzene-1,4-dicarboxylate

1,4-bis(2-hydroxyethyl) 2-hydroxybenzene-1,4-dicarboxylate

1,4-bis(2-methoxyethyl)piperazine dihydrochloride

1,4-bis(4-methylbenzenesulfonyl)-1,4-diazepan-6-amine hydrochloride