Using NCc1ccccn1, COCOc1cc(OC)c(OC)cc1-c1nc2c(CBr)cccc2o1 to produce COCOc1cc(OC)c(OC)cc1-c1nc2c(CNCc3ccccn3)cccc2o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.