... an Iridoid Bis-glucoside in Allamanda neriifolia TATSUO YAMAUCHI,*'“ FUMIKO ABE“ and MASAKATSU TAKI” Faculty of Pharmaceutical Sciences, Fukuoka ... The 13C-NMR chemical shifts were in good agreement with those of plumieride reported by Chaudhri et al.5 ... 3054 Vol. ...