Using Oc1nc(-c2cccnc2)nc2ccc(I)cc12, C=CC(=O)OC to produce COC(=O)C=Cc1ccc2nc(-c3cccnc3)nc(O)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.