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新 phenylethanoid glycoside, 3-hydroxy-4-methoxy-β; -phenylethoxy-O-α-l-rhamnopyranosyl-(1 →;3 )-2-O-acetyl-O-β-d-glucopyranoside, 把 lophanthoside 称为 A,从 Rabdosia lophanthoides (Buch.-Ham.ex D.Don ) 被孤立 Hara。它的结构被分光镜的