Using Cc1ccccn1, COc1ccc(Oc2ccnc3cc(OC)c(OC)cc23)c(C=O)c1 to produce COc1ccc(Oc2ccnc3cc(OC)c(OC)cc23)c(C(O)Cc2ccccn2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.