(3S,3aR,6R,6aS)-6-(benzyloxy)hexahydrofuro[3,2-b]furan-3-amine 、
(Z)-4-(benzo[b]thiophen-2-ylmethylene)-2-phenyloxazol-5(4H)-one 以
乙酸乙酯 为溶剂,
以40%的产率得到1,4:3,6-dianhydro-2-{[(Z)-2-(benzoylamino)-3-(1-benzothiophen-2-yl)propenoyl]amino}-5-O-benzyl-2-deoxy-D-glucitol