Using COC(=O)c1ccc(N)c(N)c1, CCCN(CCC)Cc1cccc(C(=O)O)c1 to produce CCCN(CCC)Cc1cccc(C(=O)Nc2cc(C(=O)OC)ccc2N)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.