4-Methyl-benzoic acid (3aR,4R,6S,6aS)-6-(1-acetoxy-2-nitro-ethyl)-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl ester 生成
4-Methyl-benzoic acid (3aR,4R,6S,6aS)-6-(6-methoxy-3-nitro-2H-chromen-2-yl)-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-ylmethyl ester