Using C1CC(N2CCOCC2)CCN1, O=Cc1cc2nc(Cl)nc(N3CCOCC3)c2s1 to produce Clc1nc(N2CCOCC2)c2sc(CN3CCC(N4CCOCC4)CC3)cc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.