oxidized [NADH--hemoprotein reductase] + catechol + formaldehyde + H2O + H(+) => guaiacol + reduced [NADH--hemoprotein reductase] + O2
oxidized [nadh--hemoprotein reductase] + catechol + formaldehyde + h2o + h(+) => guaiacol + reduced [nadh--hemoprotein reductase] + o2
oxidized [NADH--hemoprotein reductase] + catechol + formaldehyde + H2O + H(+) => guaiacol + reduced [NADH--hemoprotein reductase] + O2
oxidized [nadh--hemoprotein reductase] + catechol + formaldehyde + h2o + h(+) => guaiacol + reduced [nadh--hemoprotein reductase] + o2