丙酸 、
N-((3S,3aR,6S,6aR)-6-amino-hexahydrofuro[3,2-b]furan-3-yl)-3-phenoxybenzamide 以to yield 3-phenoxy-N-((3S,3aR,6S,6aR)-6-propionamidohexahydrofuro[3,2-b]furan-3-yl)-benzamide (3.6 mg, 36.4%)的产率得到3-phenoxy-N-((3S,3aR,6S,6aR)-6-propionamido-hexahydrofuro[3,2-b]furan-3-yl)-benzamide