1,2-BIS(DIPHENYLMETHYLSILYL)-1,2-DIPHENYLHYDRAZINE

1,2-BIS(PHENYLTHIO)ETHYNE

1,2-CYCLOHEXANEDICARBOXYLIC ACID MONO-ETHYL ESTER

1,2-DIBENZOYL-1-METHYLHYDRAZINE

1,2-DIHYDRO-2-(2-NITROPHENYL)-4(3H)-QUINAZOLINONE

1,2-DIHYDRO-2-(4-ISOPROPYLPHENYL)-4(3H)-QUINAZOLINONE

1,2-DIHYDRO-3,5-DIMETHYLBENZ(J)ACEANTHRYLENE

1,2-dihydroxy-1-phenylethylphosphonic acid

1,2-Dimethoxy-4,5-dinitrobenzene

1,2-dimethyl-3-phenyl-3-pyrrolidinyl butanoate hydrochloride

1,2-Diphenyl-1-(2-pyridinyl)-2-propanol

1,2-diphenyl-3-(1-pyrrolidinyl)-2-propanol hydrochloride

1,2,3-TRIBROMO-4,5,6-TRICHLORO-BENZENE

1,2,3-TRIPHENYLNAPHTHALENE

1,2,3,8,9,13B-HEXAHYDRO-4H-DIBENZO[A,EF]HEPTALEN-4-ONE