9 10 dihydroanthracene structure July 8, 2019 16 32 64 128 Molecular structure of 9 10 dihydroanthracene 9 10-dihydroxyanthracene 9 10-dicyanoanthracene 9 10-dihydrophenanthrene 9 10-dihydroxyoctadecanoic acid 9 10-dihydroxystearic acid