Using COc1cc(C(=O)c2c(Br)oc3c(OC(C)=O)c(OC)ccc23)cc(OC)c1OC, c1nc[nH]n1 to produce COc1cc(C(=O)c2c(-n3cncn3)oc3c(O)c(OC)ccc23)cc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.