Using CCOC(=O)CNC(=O)c1c(O)c2cc(I)ccc2n(C)c1=O, OB(O)c1ccccc1 to produce CCOC(=O)CNC(=O)c1c(O)c2cc(-c3ccccc3)ccc2n(C)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.