H CH3OH (2)(CH3)2C=CH2 (CH3)3C+ H ( CH3)3COCH3 (CH3)2 CCH3 OCH 3CH3 OH (2) (CH3) 2 C CH2 H + (CH3) 3 C + (CH3) 3 COCH3 H + H + (CH3) 2 CCH3 OCH3