Using CSc1nc(Cl)cc(Cl)n1, CC(C)(C)OC(=O)N1CCC(CCO)CC1 to produce CSc1nc(Cl)cc(OCCC2CCN(C(=O)OC(C)(C)C)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.