[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=C][Ring1][#Branch2]"}, {"from": "gpt", "value": "The molecule is used as a food additive [EAFUS] (\"EAFUS: Everything Added to Food in the United States. [http://www.eafus.com/]\").\n\nMethyl beta-naphthyl ketone belongs to the family of Naphthalenes. These are compounds containing a naphthalene moiety, which consists of two fused benzene rings."}]