A local anesthetic drug from the butyl ester chemical family, used in medical and dental procedures to numb specific areas.
From 'butyl' (a four-carbon hydrocarbon chain) combined with '-caine,' the suffix used for all local anesthetic drugs derived from cocaine's chemical structure.
The '-caine' suffix creates an instant signal to chemists: any drug with that ending is structurally related to cocaine but modified to be safer and localized, showing how one dangerous drug's chemistry revolutionized pain management.
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