Using CCOc1cnc2ccn(-c3ccccc3)c2c1, O=C1CCC(=O)N1Cl to produce CCOc1cnc2c(c1)N(c1ccccc1)C(=O)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.