Using Cc1c(C(=O)O)[nH]c(C=C2C(=O)Nc3ccc(Br)cc32)c1CCC(=O)O to produce Cc1c[nH]c(C=C2C(=O)Nc3ccc(Br)cc32)c1CCC(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.