methyl (2S,3S,4E,6E)-3-hydroxy-2,4,6,8,8-pentamethyl-4,6-nonadienoate

[4S,3(2S,3S)]-4-benzyl-3-(3-hydroxy-2,4,6,8,8-pentamethyl-4,6-nonadienoyl)-2-oxazolidinone