Fn1c(Cl)c(Cl)c(Cl)c(Cl)c1=[Cl+] 405 Strange valence at Cl [O-][N+]1([O-])OCC[S]1Cc1ccccc1 153 Strange valence at S CN(C)C=[Br+] 149 Strange valence at Br CC(C)(C)n1[c-][n+](C(C)(C)C)cc1 63 Error in aromatic system O=[N+]([O-])c1ccc(Cn2ccsc2=[Br+])cc1 308 Strange valence at Br [Br+]=c1ccn(Cc2ccccc2)cc1 149 Strange valence at Br CN(C)C(Cl)=[Cl+] 146 Strange valence at Cl CN1CCN(C)C1=[Cl+] 129 Strange valence at Cl CN(C)C(=[F+])N1CCOCC1 251 Strange valence at F CC(C)c1cccc(C(C)C)c1-n1ccn(-c2c(C(C)C)cccc2C(C)C)c1=[F+] 95 Strange valence at F N#C[C@@H]1CCCN1C(=O)C[NH+]([O-])[C@@]12C[C@@H]3C[C@@H](C[C@](O)(C3)C1)C2 294 Strange valence at N N=C([S-])C1=CN([C@@H]2O[C@@H](C[P](=O)([O-])(O)OP(=O)(O)OCC3O[C@@H](n4cnc5c([NH3+])ncnc54)[C@H](O)[C@@H]3O)[C@@H](O)[C@H]2O)C=CC1 396 Strange valence at P C[S](CC[C@H](N)C(=O)O)C[C@H]1O[C@@H](n2cnc3c(N)ncnc32)[C@H](O)[C@@H]1O 425 Strange valence at S ClC(=[Cl+])N1CCOCC1 473 Strange valence at Cl [O-]C(=[C-]C(=[OH+])C(F)(F)F)C(F)(F)F 140 Strange valence at C CN(C)c1ccc2c(c1)Oc1cc(N(C)C)ccc1C2=C1C(=[Cl+])C(C(=O)O)=CC(Cl)=C1C(=O)[O-] 339 Strange valence at Cl Fn1c(Cl)c(Cl)c(Cl)c(Cl)c1=[Cl+] 486 Strange valence at Cl N[N+]1=CCN=C[CH-]1 170 Strange valence at N CC1=[C-]CC=C1 1 Strange valence at C CC1=[C-]C(C)C(C)=C1C 9 Strange valence at C