orthoboric acid, barium salt
o-Chloro-N-(p-chlorophenyl)benzamidine
o-Chloro-N-(m-fluorophenyl)benzamidine
o-Chloro-N-(o-methoxyphenyl)benzamidine
o-Chloro-N-(p-methoxyphenyl)benzamidine
o-Chloro-N-(1-naphtyl)benzamidine
o-Chloro-N-(2-naphtyl)benzamidine
o-Chloro-N-(2,5-dimethoxyphenyl)benzamidine
o-Chloro-N-(3,4,5-trimethoxyphenyl)benzamidine
o-Chloro-N-phenylbenzamidine
o-Chloro-N-(α,α,α-trifluoro-m-tolyl)benzamidine
O-propyl carbonisothiocyanatidate
O-[(5-bromo-2-methoxy-phenyl)methyl]hydroxylamine
Olean-12-ene-3β,28,29-triol
Oxirane, 2-(3-methoxy-1-propynyl)-2-methyl- (9CI)
orotic acid monopotassium
O-[4-Hydroxy-3-(125I)iodophenyl]-3,5-di(125I)iodo-L-tyrosine
Olean-12-ene-3β,21β,22α,28-tetrol