【化】 ethopabate
【化】 acetamide; acetylamine; ethanamide
【医】 acetamide; acetic acid amide
second
【建】 acetonitrile; ethane nitrile
oxygen
【医】 o; O2; oxy-; oxygen; oxygenium; phlogisticated gas
【化】 methyl benzenecarboxylate; methyl benzoate; methyl o-aminobenzoate
niobe oil