Fn1c(Cl)cccc1=[Cl+] 55 Strange valence at Cl CN(C)C=[Cl+] 456 Strange valence at Cl CC(O)=NC1CC(C)(C)[NH+]([O-])C(C)(C)C1 375 Strange valence at N CN1CCN(C)C1=[Cl+] 300 Strange valence at Cl CN1CCN(C)C1=[F+] 404 Strange valence at F CN1CCN(C)C1=[F+] 427 Strange valence at F CN1CCN(C)C1=[F+] 449 Strange valence at F CC1=N[N]c2ccc3c(c2=C1)=NO[N+]3=O 211 Error in aromatic system [Cl+]=C(N1CCCC1)N1CCCC1 366 Strange valence at Cl [Cl+]=C(N1CCCC1)N1CCCC1 367 Strange valence at Cl CC(=O)[C-]=C(C)[O-] 51 Strange valence at C CN1CCN(C)C1=[F+] 74 Strange valence at F [Cl+]=C1C=CC(=C2C=CN3C=CC=CC3=N2)C=C1 140 Strange valence at Cl