label: 25-hydroxyvitamin D2 + oxidized [NADPH--hemoprotein reductase] + H2O + H(+) => vitamin D2 + reduced [NADPH--hemoprotein reductase] + O2
label_lc: 25-hydroxyvitamin d2 + oxidized [nadph--hemoprotein reductase] + h2o + h(+) => vitamin d2 + reduced [nadph--hemoprotein reductase] + o2