(2,2'-Binaphthalene)-6-carboxylic acid, 5',6',7',8'-tetrahydro-5',5',8',8'-tetramethyl- 5',6',7',8'-Tetrahydro-5',5',8',8'-tetramethyl(2,2'-binaphthalene)-6-carboxylic acid 6-(1,2,3,4-Tetrahydro-1,1,4,4-tetramethyl-6-naphthyl)-2-naphthalenecarboxylic acid 6-Ttnnc 86471-16-1 CD 135 SRI 5898-71 TTNN