5-METHYL-3-TERT.-OCTYLCATECHOL

5,6-Dimethyl-2-thioxo-2,3-dihydrothieno[2,3-d]pyrimidin-4(1H)-one

5,6-DIPHENYL-1-ETHYL-2(1H)-PYRIMIDINONE

5,6,5',6'-TETRAKIS-(4-METHOXY-PHENYL)-(4,4')BIPYRIMIDINYL-2,2'-DIAMINE

5-NAPHTHALEN-1-YL-2H-PYRAZOLE-3-CARBOXYLIC ACID (1-(4-BR-PH)ETHYLIDENE)HYDRAZIDE

5-NAPHTHALEN-1-YL-2H-PYRAZOLE-3-CARBOXYLIC ACID (3-BROMO-BENZYLIDENE)-HYDRAZIDE

5-NAPHTHALEN-1-YL-2H-PYRAZOLE-3-CARBOXYLIC ACID (5-BR-2-HO-BENZYLIDENE)HYDRAZIDE

5-NAPHTHALEN-2-YL-2H-PYRAZOLE-3-CARBOXYLIC ACID (2-MEO-BENZYLIDENE)-HYDRAZIDE

5,7-Dichloro-2,3-dihydro-1-benzofuran-4-ylboronic acid

5,7-DIHYDRO-3-(3-NITRO-PH-)-5,5,7,7-TETRA-ME-FURO(3,4-E)-1,2,4-TRIAZINE-4-OXIDE

5,7-DIMETHOXY-4-METHYL-CHROMEN-2-ONE

5,7-DIMETHYL-THIAZOLO(3,2-A)PYRIMIDIN-4-YLIUM, PERCHLORATE

5-NITRO-2-PROPIONAMIDOBENZOIC ACID

5-NITRO-2,4-XYLENESULFONIC ACID, SODIUM SALT

5-NITRO-BENZO(1,2,5)SELENADIAZOLE