Synonyms: 1,1'-(Oxybis(ethane-1,2-diyloxy))bis(heptadecafluorononene);66138-93-0;EINECS 266-174-7;AC1O5B4C;1,1,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9-heptadecafluoro-1-[(E)-2-[(E)-2-(1,1,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9-heptadecafluorononoxy)ethenoxy]ethenoxy]nonane