label: (9S)-hydroperoxy-(10E,12Z,15Z)-octadecatrienoate => (11R)-hydroperoxy-(9Z,12Z,15Z)-octadecatrienoate
label_lc: (9s)-hydroperoxy-(10e,12z,15z)-octadecatrienoate => (11r)-hydroperoxy-(9z,12z,15z)-octadecatrienoate