(1S,2S,4S)-bicyclo[2.2.1]heptan-2-amine InChI=1/C7H13N/c8-7-4-5-1-2-6(7)3-5/h5-7H,1-4,8H2/t5-,6-,7?/m0/s bicyclo[2.2.1]heptan-2-amine, (1S,2S,4S)-