4-(Z)-(4-(1H-indol-3-yl)methylene)-2-phenyloxazol-4(4H)-one 、
(3S,3aR,6R,6aS)-6-(benzyloxy)hexahydrofuro[3,2-b]furan-3-amine 以
乙酸乙酯 为溶剂,
以55%的产率得到1,4:3,6-dianhydro-2-{[(Z)-2-(benzoylamino)-3-(1H-indol-3-yl)propenoyl]amino}-5-O-benzyl-2-deoxy-D-glucitol