Using C[O-], CCOC(=O)c1cccc(Oc2cc(NCCc3ccc(OC)c(OC)c3)nc(S(C)(=O)=O)n2)c1 to produce COC(=O)c1cccc(Oc2cc(NCCc3ccc(OC)c(OC)c3)nc(OC)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.