1,2-BIS(TRIPHENYLSILYL)ACETYLENE

1,2-Dibenzoylethane

1,2-DIBROMOCYCLOOCTANE

1,2-DIHYDRO-1-(2,3-DIMETHOXYBENZYLIDENEAMINO)-4,6-DIMETHYL-2-OXONICOTINONITRILE

1,2-DIHYDRO-2-(4-ETHOXY-3-METHOXYPHENYL)-4(3H)-QUINAZOLINONE

1,2-DIHYDRO-4,6-DIMETHYL-1-(2-NITROBENZYLIDENEAMINO)-2-OXONICOTINONITRILE

1,2-DIIODO-4,5-DIMETHOXYBENZENE

1,2-DIMETHYL-3-NITRO-5-[2,2,2-TRICHLORO-1-(3,4-DIMETHYL-5-NITROPHENYL)ETHYL]BENZENE

1,1-DIETHYL-3-(P-TOLYL)UREA

1,1-DIISOBUTYL-3-(2,5-XYLYL)UREA

1,1-DIISOPROPYL-3-(2-ETHYL-6-METHYLPHENYL)UREA

1,1-DIISOPROPYL-3-(O-TOLYL)UREA

1,1-DIMETHYL-3-(2-TRIFLUOROMETHYLPHENYL)UREA

1,2,3-TRIMETHYL-2H-PYRAZOL-1-IUM, IODIDE

1,2,3,3,5,5-HEXACHLORO-4-DICHLOROMETHYLENE-CYCLOPENTENE