Using O=[Mn](=O)(=O)[O-], CC(C)(C)OC(=O)N1CCC(CCN2CCc3sccc3C2)CC1 to produce CC(C)(C)OC(=O)N1CCC(CCN2CCc3sccc3C2=O)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.