Using O=Cc1cc2c(cn1)OCCO2, COC(=O)c1cc2ccc(OC)cc2n1CCN1CCC(N)CC1 to produce COC(=O)c1cc2ccc(OC)cc2n1CCN1CCC(NCc2cc3c(cn2)OCCO3)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.