Using OCCI, CCOC(=O)C1(CCCc2c(Cl)cnc3ccc(OC)cc23)CCNCC1 to produce CCOC(=O)C1(CCCc2c(Cl)cnc3ccc(OC)cc23)CCN(CCO)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.