Using COc1c(NC(=O)OC(C)(C)C)cc(Br)c2c3cc(C)cnc3n(C(=O)OC(C)(C)C)c12, CI to produce COc1c(N(C)C(=O)OC(C)(C)C)cc(Br)c2c3cc(C)cnc3n(C(=O)OC(C)(C)C)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.