Using C[O-], Cn1c(=O)c2c(nc(Cl)n2Cc2ccc(C(=O)c3ccc(Cl)cc3)cc2)n(C)c1=O to produce COc1nc2c(c(=O)n(C)c(=O)n2C)n1Cc1ccc(C(=O)c2ccc(Cl)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.