The major enol form of ethyl 3-oxobutanoate is 
Definitions:
Quantifier
A logical tool that counts the instances within a discourse domain adhering to the conditions of an open formula.
Atomic Open Sentence
A type of statement in logic, which contains at least one variable, and becomes a proposition once the variables are replaced by specific values.
Compound
A substance formed from two or more elements chemically united in fixed proportions, or in logic, a sentence that combines two or more atomic sentences with logical connectives.
Atomic
Relating to atoms, the basic units of matter and the defining structure of elements.
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