1-Norbornanecarboxamide, 2-oxo-N,N,7,7-tetramethyl- 2-Oxo-N,N,7,7-tetramethyl-1-norbornanecarboxamide 58256-35-2 BRN 3052762 Bicyclo(2.2.1)heptane-1-carboxamide, N,N,7,7-tetramethyl-2-oxo- (9CI)