9 10-dihydro anthracene July 8, 2019 16 32 64 128 9 10 dihydroanthracene structure 9 10-dihydroanthracene-9 10-endo succinic anhydride 9 10-dihydroanthracene-9 10-endo-a b-succinic anhydride 9 10-dihydro anthracene nmr 9 10-dihydroxyanthracene 9 10-dicyanoanthracene 9 10-dihydrophenanthrene 9 10-dihydroxyoctadecanoic acid 9 10-dimethylanthracene