Acemannan

Chemical Name: (2S,3S,4R,5S,6S)-6-[(2R,3R,4R,5S,6R)-6-[(2R,3S,4R,5S,6R)-5-acetamido-6-[(2R,3R,4R,5S,6R)-4-acetyloxy-6-[(2R,3R,4R,5S,6R)-4-acetyloxy-6-[(2R,3R,4R,5S,6S)-4-acetyloxy-5-hydroxy-2-(hydroxymethyl)-6-methoxyoxan-3-yl]oxy-5-hydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-5-hydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-4-hydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-4-acetyloxy-5-hydroxy-2-(hydroxymethyl)oxan-3-yl]oxy-4-acetyloxy-3-[(2R,3S,4R,5R,6R)-4-acetyloxy-5-[(2R,3S,4R,5R,6R)-4-acetyloxy-3-hydroxy-6-(hydroxymethyl)-5-methoxyoxan-2-yl]oxy-3-hydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-5-hydroxyoxane-2-carboxylate

Smile: O=C([C@@H]1[C@@H](O[C@@H]2[C@@H](O)[C@@H](OC(C)=O)[C@H](O[C@@H]3[C@@H](O)[C@@H](OC(C)=O)[C@H](OC)[C@@H](CO)O3)[C@@H](CO)O2)[C@H](OC(C)=O)[C@H](O)[C@@H](O[C@@H]4[C@@H](CO)O[C@H](O[C@@H]5[C@@H](CO)O[C@H](O[C@@H]6[C@@H](CO)O[C@H](O[C@@H]7[C@@H](CO)O[C@H](O[C@@H]8[C@@H](CO)O[C@H](OC)[C@@H](O)[C@H]8OC(C)=O)[C@@H](O)[C@H]7OC(C)=O)[C@@H](O)[C@H]6OC(C)=O)[C@@H](NC(C)=O)[C@H]5O)[C@@H](O)[C@H]4OC(C)=O)O1)[O-]