Using COC1=CC(OC)=NN(Cl)N1, COc1cc(OC)nc(Oc2cccc(O)c2-c2cnco2)n1 to produce COC1=CC(OC)=NN(Oc2cccc(Oc3nc(OC)cc(OC)n3)c2-c2cnco2)N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.