Using COC(=O)CBr, COc1cc2c(-c3ccnc(Br)c3)n[nH]c(=O)c2cc1OC to produce COC(=O)Cn1nc(-c2ccnc(Br)c2)c2cc(OC)c(OC)cc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.