(R)-2-[(2R,3S,4R,5R,6S)-3-Acetoxy-5-acetylamino-2-((2R,3R,4R,5S,6R)-4,5-diacetoxy-6-acetoxymethyl-3-acetylamino-tetrahydro-pyran-2-yloxymethyl)-6-dodecylcarbamoylmethoxy-tetrahydro-pyran-4-yloxy]-propionic acid 、 alkaline earth salt of/the/ methylsulfuric acid 生成 (2S)-2-[[(2S)-2-[[(2S)-2-[[(2R)-2-[(2R,3S,4R,5R,6S)-5-acetamido-2-[[(2R,3R,4R,5S,6R)-3-acetamido-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxymethyl]-6-[2-(dodecylamino)-2-oxoethoxy]-3-hydroxyoxan-4-yl]oxypropanoyl]amino]propanoyl]amino]-6-aminohexanoyl]amino]propanoic acid