Using CCCC1(CCO[Si](C)(C)C(C)(C)C)OCCc2c1[nH]c1c(F)ccc(C(=O)N3CCOCC3)c21 to produce CCCC1(CCO)OCCc2c1[nH]c1c(F)ccc(C(=O)N3CCOCC3)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.