3,6-Dimethoxy-9,10-bis(4-methoxyphenyl)phenanthrene 3,6-Dimethoxy-9,10-bis(p-methoxyphenyl)phenanthrene 60223-51-0 BRN 2182570 Phenanthrene, 9,10-bis(4-methoxyphenyl)-3,6-dimethoxy-