CN1CCN(C)C1=[Cl+] 140 Strange valence at Cl [c-]1csc2ccccc12 218 Error in aromatic system CN1CCN(C)C1=[Cl+] 198 Strange valence at Cl C1=CC2=C(N3CCCC3)C=C[N]C2=C1 455 Error in aromatic system CN1CCN(C)C1=[F+] 272 Strange valence at F O=C(Cn1ccsc1=[Cl+])c1ccccc1 171 Strange valence at Cl CCOC(=O)[C@H](CC/C(O)=C/[SH](C)(C)=O)N=C(O)OC(C)(C)C 86 Strange valence at S CC(C)c1cccc(C(C)C)c1-n1ccn(-c2c(C(C)C)cccc2C(C)C)c1=[Cl+] 190 Strange valence at Cl Cn1c(=[Cl+])n(C)c2ccccc21 313 Strange valence at Cl