1 36X 4-methyl-2,3,4,5,6,7-hexahydrodicyclopenta[B,E]pyridin-8(1h)-imine 1.000 2 F5W 2-propyl-2-azoniatricyclo[7.3.0.0^{3,7}]dodeca-1(9),2,7-trien-8-amine 0.875 3 R9W 2,3,5,6,7,8-hexahydro-1~{H}-cyclopenta[B]quinolin-9-amine 0.750