Using CCOC(=O)CN(CCN)C(=O)OCC[Si](C)(C)C, COC(OC)c1nc2c(cc1C=O)CCCN2 to produce COC(OC)c1nc2c(cc1CN1CCN(C(=O)OCC[Si](C)(C)C)CC1=O)CCCN2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.