Question: Propose structures for compounds that fit the following descriptions: (a) A hydrocarbon with seven lines in its 13C NMR spectrum (b) A six-carbon compound with

Propose structures for compounds that fit the following descriptions:

(a) A hydrocarbon with seven lines in its 13C NMR spectrum

(b) A six-carbon compound with only five lines in its 13C NMR spectrum

(c) A four-carbon compound with three lines in its 13C NMR spectrum

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