label: N-[omega-(9R)-hydroperoxy-(10E,12Z)-octadecadienoyloxy]acyl-beta-D-glucosyl-(1<->1)-octadecasphing-4E-enine <=> N-[omega-(9R,10R)-epoxy-(13R)-hydroxy-(11E)-octadecadienoyloxy]acyl-beta-D-glucosyl-(1<->1)-octadecasphing-4E-enine
label_lc: n-[omega-(9r)-hydroperoxy-(10e,12z)-octadecadienoyloxy]acyl-beta-d-glucosyl-(1<->1)-octadecasphing-4e-enine <=> n-[omega-(9r,10r)-epoxy-(13r)-hydroxy-(11e)-octadecadienoyloxy]acyl-beta-d-glucosyl-(1<->1)-octadecasphing-4e-enine