Using O=C(O)c1cccc(Nc2ccc(C3CCCCC3)cc2)c1C(=O)O, NC1CCC(=O)NC1=O to produce O=C1CCC(N2C(=O)c3cccc(Nc4ccc(C5CCCCC5)cc4)c3C2=O)C(=O)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.