Using C1COCCN1, Cc1ccccc1-c1cc(Cl)ncc1C(=O)NCc1ccccc1 to produce Cc1ccccc1-c1cc(N2CCOCC2)ncc1C(=O)NCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.