Using C[O-], Cc1nc(C#Cc2cccc(Cl)c2)cn1-c1ccc(Cl)nn1 to produce COc1ccc(-n2cc(C#Cc3cccc(Cl)c3)nc2C)nn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.