Give the names of the main product obtained (if any) by the oxidation of the following substances: 1) 2-phenylpropan-1-ol
2-phenylpropanal
2) 1-(1-methylcyclopentyl)ethanol
(1-methylcyclopentyl)methylcetone
3) 1-isopropylcyclopentanol
no product (tertiary alcohol)
.