Using O=C(Nc1cc[nH]c(=O)n1)OCc1ccccc1, COC(=O)CBr to produce O=C(O)Cn1ccc(NC(=O)OCc2ccccc2)nc1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.