Using O=C(c1ccc(Cl)cc1)c1cccc(CBr)c1, Cn1ncc2[nH]ccc2c1=O to produce Cn1ncc2c(ccn2Cc2cccc(C(=O)c3ccc(Cl)cc3)c2)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.