Using O=C(c1ccccc1)C1CNc2ccccc2C1=O, Cc1cccc(CBr)c1 to produce Cc1cccc(Cn2cc(C(=O)c3ccccc3)c(=O)c3ccccc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.