1,3-Isobenzofurandione, polymer with 1,2-ethanediol and (1R,4aR,4bS,10aR)-tetradecahydro-1,4a-dimethyl-7-(1-methylethyl)-1-phenanthrenemethanol 70146-11-1 Phthalic anhydride, ethylene glycol, hydroabietyl alcohol polymer