(2E,4E,6Z,8E)-3,7-dimethyl-9-(2,6,6-trimethyl-3-oxocyclohex-1-en-1-yl)nona-2,4,6,8-tetraenoic acid; 4-Oxoretinoic Acid; 4-Ketoretinoic Acid; 4-Oxo-all-trans-retinoic acid; 4-Oxo-atRA; 4-Oxotretinoin; 4-keto-Retinoic Acid; Ro 11-4824; Ro 12-4824; all-trans-4-Oxoretinoic Acid
