Synonyms: 2,2'-Methylenebis[3,6-dihydroxy-5-[(2E,6E,10E)-3,7,11,15-tetramethyl-2,6,10,14-hexadecatetrenyl]-1,4-benzoquinone];2,2'-Methylenebis[3,6-dihydroxy-5-[(2E,6E,10E)-3,7,11,15-tetramethyl-2,6,10,14-hexadecatetrenyl]-2,5-cyclohexadiene-1,4-dione];Amitenone