theophylline + NADH + O2 + H(+) <=> 3-methylxanthine + formaldehyde + NAD(+) + H2O
theophylline + nadh + o2 + h(+) <=> 3-methylxanthine + formaldehyde + nad(+) + h2o
theophylline + NADH + O2 + H(+) <=> 3-methylxanthine + formaldehyde + NAD(+) + H2O
theophylline + nadh + o2 + h(+) <=> 3-methylxanthine + formaldehyde + nad(+) + h2o