6-deoxotyphasterol + oxidized [NADPH--hemoprotein reductase] + H2O + H(+) => 3-epi-6-deoxocathasterone + reduced [NADPH--hemoprotein reductase] + O2
6-deoxotyphasterol + oxidized [nadph--hemoprotein reductase] + h2o + h(+) => 3-epi-6-deoxocathasterone + reduced [nadph--hemoprotein reductase] + o2