(-)-2'-epi-GR24 ABC-rings + 5-hydroxy-3-methylfuran-2(5H)-one => (-)-2'-epi-GR24 + H2O
(-)-2'-epi-gr24 abc-rings + 5-hydroxy-3-methylfuran-2(5h)-one => (-)-2'-epi-gr24 + h2o
(-)-2'-epi-GR24 ABC-rings + 5-hydroxy-3-methylfuran-2(5H)-one => (-)-2'-epi-GR24 + H2O
(-)-2'-epi-gr24 abc-rings + 5-hydroxy-3-methylfuran-2(5h)-one => (-)-2'-epi-gr24 + h2o