Using CCOC(=O)C1CCN(c2cc(-c3c(-c4ccco4)nc(N)nc3-c3ccco3)ccn2)CC1 to produce Nc1nc(-c2ccco2)c(-c2ccnc(N3CCC(C(=O)O)CC3)c2)c(-c2ccco2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.