1-Methoxycarbonyl-4-beta-methoxy-4-alpha-phenyl-3-alpha,5-alpha-propanopiperidine 3-AZABICYCLO(3.3.1)NONANE-3-CARBOXYLIC ACID, 9-METHOXY-9-PHENYL-, METHYL ESTER, 3-Azabicyclo(3.3.1)nonane-3-carboxylic acid, 9-methoxy-9-phenyl-, methyl ester, syn- 5-21-03-00137 (Beilstein Handbook Reference) 52904-48-0 BRN 1486081 syn-9-Methoxy-9-phenyl-3-azabicyclo(3.3.1)nonane-3-carboxylic acid methyl ester