Using O=C(O)COc1nc2ccccc2o1, CN(CCCN)Cc1ccc(Cl)c(Cl)c1 to produce CN(CCCNC(=O)COc1nc2ccccc2o1)Cc1ccc(Cl)c(Cl)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.