Column-I (compound)		Column-II (Enol content)
A)	$C{H}_3-\underset{O}{\underset{\left|\right|}{C}}-OC{H}_{2}C{H}_3$	P)	80
B)	$Ph-\stackrel{O}{\stackrel{\left|\right|}{C}}-C{H}_3$	Q)	89.2
C)	$C{H}_3-\stackrel{O}{\stackrel{\left|\right|}{C}}-C{H}_2-\stackrel{O}{\stackrel{\left|\right|}{C}}-C{H}_3$	R)	$1.1\times {10}^{-6}$
D)	$Ph-\underset{O}{\underset{\left|\right|}{C}}-C{H}_2-\underset{O}{\underset{\left|\right|}{C}}-C{H}_3$	S)	1.4

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