Using C[Mg+], CON(C)C(=O)c1ccc2ncn(-c3ccnc(SC)n3)c2c1 to produce CSc1nccc(-n2cnc3ccc(C(C)=O)cc32)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.