Using CCCCCCCCCCCCNC(=O)c1ccc(N)cc1, COC(=O)c1ccccc1C=O to produce CCCCCCCCCCCCNC(=O)c1ccc(NCc2ccccc2C(=O)OC)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.