Which bond would you rotate around to generate the structure on the right?

Name: Which bond would you rotate around to generate the structure on the right?
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Question

Quizplus · Accepted Answer

To generate the structure on the right, we need to rotate the bond between the carbon and nitrogen atoms (bond b). This will allow us to position the two ethyl groups on opposite sides of the ring, as shown in the structure on the right. Rotating any other bond would not produce this desired configuration.

Which Bond Would You Rotate Around to Generate the Structure