Which of the following structures does not contribute to the resonance hybrid of the intermediate formed when nitrobenzene undergoes meta-chlorination? 
Definitions:
Perpetuity
A type of annuity that pays an infinite series of cash flows with no end, often used as a model for valuing stocks.
Interest Rates
The price, expressed as a percentage of the principal, that a lender demands from a borrower for the borrowing of assets.
Frederick Macaulay
An economist known for pioneering the concept of bond duration, which measures the sensitivity of a bond's price to changes in interest rates.
Duration Concept
A measure of the sensitivity of a bond's price to changes in interest rates, gauging how much a bond's price will change for a given fluctuation in rates.
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