Using [N-]=[N+]=NCC(NC(=O)c1sccc1Nc1ccnc2[nH]ccc12)c1ccccc1 to produce NCC(NC(=O)c1sccc1Nc1ccnc2[nH]ccc12)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.