(4R,7R)-7-hydroxy-4-isopropenyl-7-methyloxepan-2-one <=> (3R)-3-isopropenyl-6-oxoheptanoate + H(+)
(4r,7r)-7-hydroxy-4-isopropenyl-7-methyloxepan-2-one <=> (3r)-3-isopropenyl-6-oxoheptanoate + h(+)
(4R,7R)-7-hydroxy-4-isopropenyl-7-methyloxepan-2-one <=> (3R)-3-isopropenyl-6-oxoheptanoate + H(+)
(4r,7r)-7-hydroxy-4-isopropenyl-7-methyloxepan-2-one <=> (3r)-3-isopropenyl-6-oxoheptanoate + h(+)