A compound selected from one or more of the following: a ( 1R,2S)-2-hydroxyindan-1-amine salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino]-2-oxoethoxy}phenyl)propanoic acid; an L-arginine salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino-2-oxoethoxyphenyl)propanoic acid; a tert-butylamine salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino-2-oxoethoxyphenyl)propanoic acid; a choline salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino]-2-oxoethoxy}phenyl)propanoic acid; an adamantylamine salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino]-2-oxoethoxy}phenyl)propanoic acid; a N-benzyl-2-phenylethanaminium salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino]-2-oxoethoxy}phenyl)propanoic acid; a N-benzyl-2-(benzylamino) ethanaminium salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino]-2-oxoethoxy}phenyl)propanoic acid; or a tris(hydroxymethyl)methylamine salt of (2S)-2-ethoxy-3-(4-2-[hexyl(2-phenylethyl)amino]-2-oxoethoxy}phenyl)propanoic acid.
从以下一个或多个化合物中选择一个:(1R,2S)-2-羟基
茚-1-胺盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;
L-精氨酸盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;
叔丁基胺盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;
胆碱盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;
金刚烷胺盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;N-苄基-
2-苯乙胺盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;N-苄基-2-(苄
氨基)
乙胺盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸;或三羟甲基甲基胺盐酸盐(2S)-2-乙氧基-3-(4-2-[己基(2-苯乙基)
氨基]-2-氧代乙氧基}苯基)
丙酸。