【医】 orthoiodoxybenzoic acid
adjacent; near; neighbour
【化】 ortho-
【医】 o-; ortho-
iodine
【化】 iodonium
【医】 I; iodine; iodum
oxygen
【医】 o; O2; oxy-; oxygen; oxygenium; phlogisticated gas
【化】 benzene carbonic acid; benzene carboxylic acid; benzoic acid
phenylformic acid
【医】 benzoic acid; benzoyl hyarate; flores benzoini