Using C1COCCO1, CN1C(=O)N[C@@]2(CC[C@H](c3ccc(Br)cc3)C2)C1=O to produce N[C@]1(C(=O)O)CC[C@H](c2ccc(Br)cc2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.