[(2R,3R,4R,5S,6R)-6-[(5-amino-2-hydroxybenzoyl)oxymethyl]-4-[(2R,3R,4S,5S,6S)-6-carboxy-3,4,5-trihydroxyoxan-2-yl]oxy-2,5-dihydroxyoxan-3-yl]-trimethylazanium 生成 [(2R,3R,4R,5S,6R)-4-[(2R,3R,4S,5S,6S)-6-carboxy-3,4,5-trihydroxyoxan-2-yl]oxy-2,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl]-trimethylazanium 、
5-氨基水杨酸