Using O=[N+]([O-])c1cccc(-c2ccc3c(-c4ccc(O)cc4)cn(-c4ccncc4)c3c2)c1 to produce Nc1cccc(-c2ccc3c(-c4ccc(O)cc4)cn(-c4ccncc4)c3c2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.