Using [N-]=[N+]=[N-], O=C1CCCN1C12CC3CC(C1)C(C(=O)O)(C3)C2 to produce NC12CC3CC1CC(N1CCCC1=O)(C3)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.