Using COc1ccc2oc(C(=O)O)c(OCc3ccccc3)c2c1, O=C(n1ccnc1)n1ccnc1 to produce COc1ccc2oc(C(N)=O)c(OCc3ccccc3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.