Using CCCBr, COC(=O)[C@H](Cc1c[nH]cn1)NC(=O)OC(C)(C)C to produce CCCn1cnc(C[C@H](NC(=O)OC(C)(C)C)C(=O)OC)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.