[CH-]=COCC 35 Strange valence at C CN(C)C(=[Cl+])N(C)C 371 Strange valence at Cl Clc1n[c]ccn1 113 Error in aromatic system [C-]1=CCOCC1 337 Strange valence at C [Cl+]=C(N1CCCC1)N1CCCC1 46 Strange valence at Cl [F+]=C(N1CCCC1)N1CCCC1 432 Strange valence at F COc1[c-]nccc1 292 Error in aromatic system CN=C(NC#N)NCC[S](C)c1[nH]cnc1C 264 Strange valence at S [CH-]=C(C)C 455 Strange valence at C O=C(O)CC1CSC2=[N+]CCN21 481 Strange valence at N CN(C)C(=[F+])N(C)C 54 Strange valence at F [Cl+]=C(N1CCCCC1)N1CCCCC1 97 Strange valence at Cl O[B-](O)=C1C=CC=C1 34 Strange valence at B Cn1ccn(C)c1=[Cl+] 256 Strange valence at Cl CN1CCN(C)C1=[Cl+] 291 Strange valence at Cl CN1CCN(C)C1=[Cl+] 475 Strange valence at Cl [Cl+]=C(N1CCCC1)N1CCCC1 355 Strange valence at Cl