1,2:5,6-Dibenzanthracene-9,10-endo-alpha,beta-succinic acid sodium salt 63041-43-0 7,14-Ethanodibenz(a,h)anthracene-15,16-dicarboxylic acid, 7,14-dihydro-, sodium salt Sodium 1,2:5,6-dibenzanthracene-9,10-endo-alpha,beta-succinate