Using COCCOc1ccn2c(-c3ccc4cccc(O[Si](C)(C)C(C)(C)C)c4n3)nnc2c1 to produce COCCOc1ccn2c(-c3ccc4cccc(O)c4n3)nnc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.