Using C=CCNc1ccc(-c2cc(CC(C(=O)OCC)c3cccc(C)c3)nn2-c2ccc(C)cc2)cc1 to produce C=CCNc1ccc(-c2cc(CC(C(=O)O)c3cccc(C)c3)nn2-c2ccc(C)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.