Using COC(=O)C1CC(=O)N(c2ccc(Oc3ccnc4cc(OC)c(OC)cc34)cc2)C1 to produce COc1cc2nccc(Oc3ccc(N4CC(C(=O)O)CC4=O)cc3)c2cc1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.