Using Cc1[nH]c2ncccc2c1C(=O)OC(C)(C)C, CC(Br)C(=O)C1CC1 to produce Cc1c(C(=O)OC(C)(C)C)c2cccnc2n1C(C)C(=O)C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.