(3R,4R,5S)-4-(Acetylamino)-5-amino-3-(1-ethylpropoxy)-1 cyclohexene-1-carboxylic Acid Ethyl Ester Phosphate; ethyl (3R,4R,5S) 4-acetamido-5-amino-3-(pentan-3-yloxy)cyclohex-1-ene-1-carboxylate phosphate;