(2-exo,3-exo,5-endo)-5-Phenyl-7-oxabicyclo(2.2.1)heptane-2,3-dicarboxylic acid 109282-34-0 7-Oxabicyclo(2.2.1)heptane-2,3-dicarboxylic acid, 5-phenyl-, (2-exo,3-exo,5-endo)-