Using CSC(=NC(=O)c1cn2c(n1)-c1ccc(Br)cc1OCC2)NC(=O)OC(C)(C)C, CC(C)NN to produce CC(C)n1nc(N)nc1-c1cn2c(n1)-c1ccc(Br)cc1OCC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.