You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.
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Question: Category: OCEAN O' LOTION 
Clue: This principal constituent of oil of peppermint can be an ingredient in both cigarettes & lotions

Answer: menthol


Question: Category: CHOOSE A "CIDE" 
Clue: The killing of cats

Answer: felicide


Question: Category: POTPOURRI AROUND THE WORLD 
Clue: Many of this country's postage stamps reproduce paintings in Prince Hans-Adam's art collection

Answer:
liechtenstein