all-trans-8'-apo-beta-carotenal + O2 => 2,6-dimethyldeca-2,4,6,8-tetraenedial + 13-apo-beta-carotenone
all-trans-8'-apo-beta-carotenal + o2 => 2,6-dimethyldeca-2,4,6,8-tetraenedial + 13-apo-beta-carotenone