[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a member of the class of phenylacetaldehydes that is phenylacetaldehyde in which a hydrogen alpha to the aldehyde carbonyl group has been replaced by a methyl group. The major species at pH 7.3."}, {"from": "gpt", "value": "[C][C][Branch1][Ring1][C][=O][C][=C][C][=C][C][=C][Ring1][=Branch1]"}]