secoxyloganin + oxidized [NADPH--hemoprotein reductase] + H2O + 2 H(+) => secologanin + reduced [NADPH--hemoprotein reductase] + O2
secoxyloganin + oxidized [nadph--hemoprotein reductase] + h2o + 2 h(+) => secologanin + reduced [nadph--hemoprotein reductase] + o2