甲醇 、 (3R,4''S)-4-allyl-3-(2,2-dimethyl-1,3-dioxolan-4-yl)-γ-butyrolactone 生成
(3aS,4S,6S,7aS)-4-(hydroxymethyl)-6-methoxy-3,3a,4,6,7,7a-hexahydrofuro[3,2-c]pyran-2-one 、 (3αR,4S,6R,7αS)-tetrahydro-4-(hydroxymethyl)-6-methoxy-4H-furo<3,2-c>pyran-2(3H)-one 、
(3R,4R,1'S)-3-(1,2-dihydroxyethyl)-4-(2,2-dimethoxyethyl)-γ-butyrolactone