(6S)-6-isopropyl-5-methoxy-3-methyl-3,6-dihydro-2-pyrazinyl methyl ether 、
丙烯醛 生成 (2S,5S,1'S)-2,5-dihydro-2-(1-hydroxy-2-propenyl)-5-isopropyl-3,6-dimethoxy-2-methylpyrazine 、
(2R,5S,1'S)-2,5-dihydro-2-(1-hydroxy-2-propenyl)-5-isopropyl-3,6-dimethoxy-2-methylpyrazine 、 (2S,5S,1'S)-2,5-dihydro-2-(1-hydroxy-2-propenyl)-5-isopropyl-3,6-dimethoxy-2-methylpyrazine 、
(2S,5S,1'S)-2,5-dihydro-2-(1-hydroxy-2-propenyl)-5-isopropyl-3,6-dimethoxy-2-methylpyrazine