Identify the IUPAC name for each phenol derivative. OH HO 1-ethyl-2-propylphenol O4-butylphenol 3-ethyl-2-propylphenol 5-butylphenol O2-ethyl-1-propylphenol 1-butylphenol 4-ethyl-5-propylphenol 2-butylphenol 2-propyl-3-ethylphenol 3-butylphenol

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