Using Clc1ncccn1, CC(C)(C)c1nc(Br)c(Br)n1COCC[Si](C)(C)C to produce CC(C)(C)c1nc(Br)c(-c2ccnc(Cl)n2)[nH]1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.