α-Hydroxy-α-phenylbenzeneacetic acid (1R,5S)-tropan-3α-yl ester

8-Methyl-8-aza-bicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-diphenylacetate

endo-8-Methyl-8-azabicyclo[3.2.1]octan-3-yl 2-hydroxy-2,2-diphenylacetate

2-hydroxy-2-[3-(8-methyl-8-azabicyclo[3.2.1]oct-3-yl)phenyl]-2-phenyl- acetic acid