Using CC(C)=CCn1c(Br)nc2c1c(=O)[nH]c(=O)n2C, O=C(CBr)c1ccccc1 to produce CC(C)=CCn1c(Br)nc2c1c(=O)n(CC(=O)c1ccccc1)c(=O)n2C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.