(9Z,12Z,15Z)-octadecatrienoate + O2 <=> (9S)-hydroperoxy-(10E,12Z,15Z)-octadecatrienoate
(9z,12z,15z)-octadecatrienoate + o2 <=> (9s)-hydroperoxy-(10e,12z,15z)-octadecatrienoate
(9Z,12Z,15Z)-octadecatrienoate + O2 <=> (9S)-hydroperoxy-(10E,12Z,15Z)-octadecatrienoate
(9z,12z,15z)-octadecatrienoate + o2 <=> (9s)-hydroperoxy-(10e,12z,15z)-octadecatrienoate