Using COC[C@H](C)Oc1cc(Oc2cnc(C(=O)OC)cn2)cc(-c2ccc(-c3nccs3)[nH]2)c1 to produce COC[C@H](C)Oc1cc(Oc2cnc(C(=O)O)cn2)cc(-c2ccc(-c3nccs3)[nH]2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.