title: A nonbleachable rhodopsin analogue formed from 11, 12-dihydroretinal.
mesh_terms: D012168:Retinal Pigments / Q000138:chemical synthesis*; D012172:Retinaldehyde / Q000031:analogs & derivatives* / Q000138:chemical synthesis; D012243:Rhodopsin / Q000031:analogs & derivatives / Q000138:chemical synthesis*; D014801:Vitamin A / Q000031:analogs & derivatives*
chemical_list: D012168:Retinal Pigments; D014801:Vitamin A; D012243:Rhodopsin; D012172:Retinaldehyde