71686-25-4 Hexanedioic acid, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, 4-hydroxy-gamma-(4-hydroxyphenyl)-gamma-methylbenzenebutanoic acid, 1,4-butanediol polymer Hexanedioic acid, polymer with 1,4-butanediol, 2-ethyl-2-(hydroxymethyl)-1,3-propanediol and 4-hydroxy-gamma-(4-hydroxyphenyl)-gamma-methylbenzenebutanoic acid