Using Nc1cccc(Nc2cc(Nc3ccc(Oc4ccccc4)cc3)ncn2)c1, CCC(=O)O to produce CCC(=O)Nc1cccc(Nc2cc(Nc3ccc(Oc4ccccc4)cc3)ncn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.