(R)-dihydrocamalexate + reduced [NADPH--hemoprotein reductase] + O2 => camalexin + oxidized [NADPH--hemoprotein reductase] + CO2 + 2 H2O
(r)-dihydrocamalexate + reduced [nadph--hemoprotein reductase] + o2 => camalexin + oxidized [nadph--hemoprotein reductase] + co2 + 2 h2o