4-(2-Oxo-1-pyrrolidinyl)tricyclo(3.3.1.1(sup 3,7))decane-1-carboxylic acid 84635-32-5 BRN 5076420 N-(1-Carboxy-4-adamantyl)-2-pyrrolidone Tricyclo(3.3.1.1(sup 3,7))decane-1-carboxylic acid, 4-(2-oxo-1-pyrrolidinyl)- Tricyclo(3.3.1.1(sup3,7))decane-1-carboxylic acid, 4-(2-oxo-1-pyrrolidinyl)-