Using OCCO, COc1ccccc1Oc1c(Cl)nc(-c2ccncc2)nc1NS(=O)(=O)CCc1ccccn1 to produce COc1ccccc1Oc1c(NS(=O)(=O)CCc2ccccn2)nc(-c2ccncc2)nc1OCCO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.