2-(3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenyl)-5,6-dimethoxy-3-methylbenzene-1,4-diol 2-[(2E,6E,10E,14E,18E)-3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenyl]-5,6-dimethoxy-3-methylbenzene-1,4-diol 2-[(2E,6E,10E,14E,18E)-3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenyl]-5,6-dimethoxy-3-methyl-benzene-1,4-diol 2-(3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenyl)-5,6-dimethoxy-3-methyl-benzene-1,4-diol 2-(3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenyl)-5,6-dimethoxy-3-methyl-hydroquinone 2-[(2E,6E,10E,14E,18E)-3,7,11,15,19,23-hexamethyltetracosa-2,6,10,14,18,22-hexaenyl]-5,6-dimethoxy-3-methyl-hydroquinone