Using O=C(c1cccnc1)c1c[nH]c2ccccc2c1=O, Cc1cccc(CBr)c1 to produce Cc1cccc(Cn2cc(C(=O)c3cccnc3)c(=O)c3ccccc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.