(5E,9E,13E,17E,21E,25E)-6,10,14,18,22,26,30-Heptamethyl-hentriaconta-5,9,13,17,21,25,29-heptaen-1-yne

(E,E,E,E)-6,10,14,18,22-pentamethyl-8-(p-toluenesulfonyl)-1-trimethylsilyltricosa-5,9,13,17,21-pentaen-1-yne

[(5E,9E,13E,17E,21E)-6,10,14,18,22,26-Hexamethyl-12-(toluene-4-sulfonyl)-heptacosa-5,9,13,17,21,25-hexaen-1-ynyl]-trimethyl-silane