[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is a propanoic acid derivative having an (R)-hydroxy substituent at the 2-position and a 1H-indol-3-yl group at the 3-position. It is functionally related to a propionic acid and a 1H-indole. It is a conjugate acid of a (R)-indole-3-lactate."}, {"from": "gpt", "value": "[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][Branch1][=C][N][Ring1][=Branch1][C][C@H1][Branch1][=Branch1][C][=Branch1][C][=O][O][O]"}]