Bicyclo 2.2.1 heptan-2-one 1 7 7-trimethyl- (1r)- July 8, 2019 16 32 64 128 Bicyclo 2.2.1 heptan-2-ol 1 7 7-trimethyl- (1s-endo)- Bicyclo 2.2.1 heptan-2-ol 2 3 3-trimethyl-