Using O=C(O)CCc1ccc(C(=O)CCl)cc1, [N-]=[N+]=[N-] to produce [N-]=[N+]=NCC(=O)c1ccc(CCC(=O)O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.