label: proatranorin II + oxidized [NADPH--hemoprotein reductase] + H2O + H(+) => 4-O-demethylbarbatate + reduced [NADPH--hemoprotein reductase] + O2
label_lc: proatranorin ii + oxidized [nadph--hemoprotein reductase] + h2o + h(+) => 4-o-demethylbarbatate + reduced [nadph--hemoprotein reductase] + o2