Using CC(C)(C)[Si](C)(C)OC(C#N)C[C@H]1CCc2sc3ncnc(NC4CCC(N5CCOCC5)CC4)c3c21, [Li]O to produce CC(C)(C)[Si](C)(C)OC(C[C@H]1CCc2sc3ncnc(NC4CCC(N5CCOCC5)CC4)c3c21)C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.