Using OCCC1(c2ccc(Cl)c(Cl)c2)CNCCO1, COc1cc(C(=O)Cl)cc(OC)c1OC to produce COc1cc(C(=O)N2CCOC(CCO)(c3ccc(Cl)c(Cl)c3)C2)cc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.