7-chlorotetracycline + NADPH + O2 + H(+) = (1S,10S,10aS)-3-(CONH2)-9-Cl-1-(Me2N)-3,3a,4,10-(HO)4-10-Me-2,5-dioxo-1H,10aH,11H,11aH-cyclopenta[b]anthracen-6-olate + CO + NADP(+) + H2O — reaction