Using CN, COC(=O)COc1ccc(CC(C)NCC(OC)c2cccc(Cl)c2)cc1 to produce CNC(=O)COc1ccc(CC(C)NCC(OC)c2cccc(Cl)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.