Using COC(=O)c1ccccc1NC(=O)CN1CCN(C(=O)c2ccc(OC)c(OC)c2)CC1 to produce COc1ccc(C(=O)N2CCN(CC(=O)Nc3ccccc3C(=O)O)CC2)cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.