Using a potential energy diagram,explain/illustrate the preferential formation of the 2 substituted product instead of the 3 product in the electrophilic aromatic substitution of pyrrole. 
Definitions:
Door-In-The-Face Tactic
Multiple-request technique to gain compliance, in which the focal request is preceded by a larger request that is bound to be refused.
Compliance Technique
Strategies used to persuade or influence others to agree with or obey a request or command.
Emotional Tactic
A strategy that uses emotions to influence or manipulate others' decisions or perceptions.
Ingratiation
A social influence strategy involving deliberate efforts to win over someone by flattering or pleasing them.
Q23: Which of the following compounds would be
Q27: What would be the product of the
Q46: Which of these is a satisfactory
Q56: What reagent can effect the following transformation?
Q62: Which of these species is aromatic? <img
Q75: Which product can be obtained via the
Q89: Litmus paper turns _ when an aqueous
Q116: Draw arrows to indicate the electron flow
Q116: What product is finally formed when the
Q126: What new compound will be formed when