Using Cc1c(F)c(N)c2c(=O)cc(-c3ccc(NC(=O)C(C)(C)C)c(F)c3)oc2c1F, CC(C)CCBr to produce Cc1c(F)c(NCCC(C)C)c2c(=O)cc(-c3ccc(NC(=O)C(C)(C)C)c(F)c3)oc2c1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.