Melphalan, a drug used in chemotherapy, reacts with itself before binding with its target in the body, as illustrated below. Draw in the curved arrows that account for this transformation. 
Definitions:
Competence
The ability to perform a task effectively, demonstrating knowledge and skill in a particular area.
Achievement
An accomplishment or success in doing something through skill, effort, or courage.
Learning Ability
The capacity to acquire knowledge, understand through experience, and adapt to new situations or information.
Intelligence Quotient
A measure of a person's cognitive ability in relation to their age group, usually represented as a numerical score.
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