for the following products
(S)-tert-Butyl-decahydro-3-isoquinoline carboxamide | 3-Isoquinolinecarboxamide,N-(1,1-dimethylethyl)decahydro-(3S,4aS,8aS)- | N-tert-Butyl decahydroisoquinoline-3(S)-carboxamide | [3S-(3alpha,4abeta,8abeta)]-N-(tert-Butyl)decahydro-3-isoquinolinecarboxamide and (-)-N-tert-Butyl decahydro-3-isoquinoline carboxamide