3,7,11,15,19-pentamethyl-eicosa-6,10,14,18-tetraen-1-yn-3-ol

(4-羟基-2-甲基萘-1-基)乙酸酯

3,7,11,15,19-pentamethyl-eicosa-1,6,10,14,18-pentaen-3-ol