5,9,13,17-NONADECATETRAEN-2-ONE, 6,10,14,18-TETRAMETHYL- 6,10,14,18-Tetramethyl-5,9,13,17-nonadecatetraen-2-one, mixture of (5E,9E,13E) and (5Z,9E,13E) isomers 6809-52-5 Geranylgeranylacetone Teprenona [INN-Spanish] Teprenone Teprenone [INN] Teprenonum [INN-Latin]