Using CSc1ccc(Br)c(C)c1, CC(C)OC(=O)N1CCC(C2Cc3cc(B4OC(C)(C)C(C)(C)O4)ccc3O2)CC1 to produce CSc1ccc(-c2ccc3c(c2)CC(C2CCN(C(=O)OC(C)C)CC2)O3)c(C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.