2(1H)-ISOQUINOLINECARBOXYLIC ACID, 3,4-DIHYDRO-6-tert-BUTYL-3-METHYL-4-PHENYL-, 2(1H)-Isoquinolinecarboxylic acid, 3,4-dihydro-6-tert-butyl-3-methyl-4-phenyl-, ethyl ester, (E)- 41958-51-4 5-20-08-00188 (Beilstein Handbook Reference) BRN 1597670 trans-Ethyl 6-tert-butyl-3-methyl-4-phenyl-3,4-dihydro-2(1H)-isoquinolinecarboxylate