N-[6-[[9-(dimethylamino)-12H-benzo[a]phenoxazin-5-yl]amino]hexyl]-4-(2-oxidanyl-6-oxidanylidene-cyclohexen-1-yl)carbonyl-3-[oxidanyl(oxidanylidene)-$l^4-azanyl]benzamide

P93836 — 4-hydroxyphenylpyruvate dioxygenase