Using O=C1c2ccccc2C(=O)N1O, COC(=O)c1cccc(B(O)O)c1 to produce COC(=O)c1cccc(ON2C(=O)c3ccccc3C2=O)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.