Using CC(=O)OC[C@H]1O[C@@H](n2cc([Sn](C)(C)C)c(=O)[nH]c2=O)[C@@H](OC(C)=O)[C@@H]1OC(C)=O to produce C[Sn](C)(C)c1cn([C@@H]2O[C@H](CO)[C@@H](O)[C@@H]2O)c(=O)[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.