4-Cyclohexene-1,3-dione,5-hydroxy-2,2,6,6-tetramethyl-4-[1-[(2-propenyloxy)imino]ethyl]-
4-Cyclohexene-1,3-dione,5-hydroxy-2,2,6,6-tetramethyl-4-[1-[(2-propenyloxy)imino]ethyl]- ·
4-Cyclohexene-1,3-dione,5-hydroxy-2,2,6,6-tetramethyl-4-[1-[(2-propenyloxy)imino]ethyl]- ·