CCOC(=O)N1CCC2(CC1)N=C(N)c1c(F)cccc1N2 mol520 0_1 CCOC(=O)N1CCC2(CC1)Nc1cccc(F)c1C(N)=[NH+]2 mol520 1_1 CCOC(=O)N1CCC2(CC1)N=C(N)c1c(F)cccc1[NH2+]2 mol520 1_2