Using CCOC(=O)CCCn1ncc(N[C@@H]2C[C@@H]3C[C@H]([C@H]2C)C3(C)C)c(Br)c1=O to produce C[C@@H]1[C@H]2C[C@@H](C[C@H]1Nc1cnn(CCCC(=O)O)c(=O)c1Br)C2(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.