(8R,9Z,12Z)-8-hydroperoxyoctadeca-9,12-dienoate <=> (7S,8S,9Z,12Z)-7,8-dihydroxyoctadeca-9,12-dienoate
(8r,9z,12z)-8-hydroperoxyoctadeca-9,12-dienoate <=> (7s,8s,9z,12z)-7,8-dihydroxyoctadeca-9,12-dienoate