Using NCC(=O)O, CCCCOC(=O)c1nc(Oc2ccc(NC(C)=O)cc2)c2ccccc2c1OC(C)=O to produce CC(=O)Nc1ccc(Oc2nc(C(=O)NCC(=O)O)c(O)c3ccccc23)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.