1,2-Dihydro-3,4-diphenyl-7-methoxynaphthalene 3,4-Diphenyl-1,2-dihydro-7-methoxynaphthalene 4256-37-5 BRN 1997343 NAPHTHALENE, 1,2-DIHYDRO-3,4-DIPHENYL-7-METHOXY-