Using O=C1CCC(=O)N1Br, Cc1cccc(-c2nn3ccccc3c2C(=O)O)n1 to produce Cc1cccc(-c2nn3ccccc3c2Br)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.