英文名称
(2R,3S,5R,6S,8R,9S,11R,12S,19S,20R)-2,3,5,6,8,9,11,12,19,20-decamethyl-1,4,7,10,13-pentakis(4-methylphenyl)hexacyclo[11.5.2.04,17.07,16.010,15.014,18]icosa-14,16-diene;(4Z,7Z,10Z,13Z)-3,6,9,12,15-pentamethylidenecyclopentadeca-1,4,7,10,13-pentaene