Cetyl alcohol chemical structure

Spermaceti, a fragrant substance from sperm whales, was much used in cosmetics until it was banned in 1976 to protect the whales from extinction. Chemically, spermaceti is cetyl palmitate, the ester of cetyl alcohol (u-ClrtH33OH) with palmitic acid. Draw its structure. 

Cetyl alcohol, C16H33OH, is a common ingredient of soaps and shampoos. It was once commonly obtained from whale oil, which is where it gets its name cetylis derived from cetacean). Draw the chemical structure for this compound. 

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