We’re being asked the **number of σ and π bonds** in Lidocaine.

** Sigma (σ) bonds** are the single bonds in molecules. Also, recall that a

Lidocaine, discovered in 1946 is often used today by dentists to cause localized numbing. Its structure is shown below. How many pi and sigma bonds are contained in lidocaine's structure?

A. 4 pi, 39 sigma

B. 4 pi, 18 sigma

C. 3 pi, 39 sigma

D. 3 pi, 18 sigma

E. 6 pi, 48 sigma

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