Cc1cc(C)c(N2[C-]=[N+](c3c(C)cc(C)cc3C)CC2)c(C)c1	86	Strange valence at N
CC(O)=NC1CC(C)(C)[NH+]([O-])C(C)(C)C1	410	Strange valence at N
Fn1c(Cl)cccc1=[Cl+]	439	Strange valence at Cl
CC1=[C-]C(C)(C)C(C)=C1C	496	Strange valence at C