Using Clc1ncc2c(n1)N1CCOC[C@H]1CN2, CC(C)(C)OC(=O)CBr to produce CC(C)(C)OC(=O)CN1C[C@@H]2COCCN2c2nc(Cl)ncc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.