16-epivellosimine + methanol + CO2 => polyneuridine aldehyde + H2O
16-epivellosimine + methanol + co2 => polyneuridine aldehyde + h2o
16-epivellosimine + methanol + CO2 => polyneuridine aldehyde + H2O
16-epivellosimine + methanol + co2 => polyneuridine aldehyde + h2o