HNO CHa-C-Choh CH CH 2 CH3 CH3-C-CH2CH3-20 OH F-CH2CH3 CH3 CHNH HNO 2 H,OHOH CH HO HtCH3 C CH3 CH3 CH2 OH N2 HNO2 CH3 C CH3 CH3 CH2 CH3 C CH3 CH2CH3 H + H2O CH3 C CH3 CH2CH3 OH CH2NH2 NH2 HNO2 N2 CH2 + + H + H2 O H + CH OH 2OH CH2