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