(2, 2'-Bipyridine)-3, 3', 4, 4'-tetrol, 1-oxide

(2, 2'-Bipyridine)-5, 5'-dicarboxylic acid

(2, 2'-Bipyridine)-5-carboxylic acid

(2, 2'-Bipyridine)-6-carbothioamide, 4'-nitro-

(2, 2'-Bipyridine-N, N')(2-pyridinecarboxylato-N1, O2)-palladium(1+) nitrate

(2, 2'-Bipyridine-N, N')(2-pyridinecarboxylato-N1, O2)-platinum(1+) nitrate

(2, 2'-Bipyridine-N, N')(pyrazinecarboxylato-N1, O2)-palladium(1+) nitrate

(2, 2'-Bipyridine-N, N')(pyrazinecarboxylato-N1, O2)-platinum(1+) nitrate

(2, 2'-Biquinoline)-4, 4'-dicarboxylic acid, potassium salt (1:2)

(2, 2'-Biquinoline)-4, 4'-dicarboxylic acid, sodium salt (1:2)

(2, 2'-Bithiophene)-5-carboxaldehyde

(2, 2'-Bithiophene)-5-carboxylic acid, 5'-(1-propen-1-yl)-, ethyl ester

(2, 2'-Bithiophene)-5-carboxylic acid, 5'-iodo-, ethyl ester

(2, 2'-Dimethyl(1, 1'-biphenyl)-4, 4'-diyl)diammonium sulphate

(2, 2'-L-Serine)-gramicidin S

(2, 2'-N(delta)-Trimethylornithyl)gramicidin S

(2, 2':5', 2''-Terthiophene)-5-carboxaldehyde

(2, 2':5', 2''-Terthiophene)-5-carboxylic acid

(2, 2':5', 2''-Terthiophenyl)-5-carbonitrile

(2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 11-Henicosafluoroundecyl)oxirane