Using BrCc1ccc(Br)cc1CBr, C[Si](C)(C)CCOCN1C(=O)Cc2cccnc21 to produce C[Si](C)(C)CCOCN1C(=O)C2(Cc3ccc(Br)cc3C2)c2cccnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.