32-((1',1',3',3'-tetramethyl(butyl)phenoxy)-3,6,9,12,15,18,21,24,27,30-decaoxahexacosan-1-ol AIDS-004809 AIDS004809 O11 Octoxynol-11 Poly(oxy-1,2-ethanediyl), .alpha.-[(1,1,3,3-tetramethylbutyl)phenyl]-.omega.- hydroxy-