Using COC(CCBr)OC, O=C(c1ccccc1)n1c(=O)[nH]cc(I)c1=O to produce COC(CCn1cc(I)c(=O)n(C(=O)c2ccccc2)c1=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.