英文名称
2-[2-[[(1S,4R)-3-[2-[dimethyl(2-sulfonatoethyl)azaniumyl]ethylcarbamoyl]-7-oxabicyclo[2.2.1]hept-5-ene-2-carbonyl]amino]ethyl-dimethylazaniumyl]ethanesulfonate;3-[2-[[(1S,4R)-3-(2-methoxyethoxycarbonyl)-7-oxabicyclo[2.2.1]hept-5-ene-2-carbonyl]amino]ethyl-dimethylazaniumyl]propanoate