2-[(E)-[(4R)-5-[[[(2R,3S,4R,5R)-5-(6-aminopurin-9-yl)-3,4-bis(oxidanyl)oxolan-2-yl]methoxy-oxidanyl-phosphoryl]oxy-oxidanyl-phosphoryl]oxy-4-oxidanyl-3-oxidanylidene-pentan-2-ylidene]amino]ethanoic acid

F6BCS4 — Thiamine thiazole synthase