Using C[Si](C)(C)C#CCBr, NC(=O)c1ncn2c(=O)n(CO)nnc12 to produce C[Si](C)(C)C#CCn1nnc2c(C(N)=O)ncn2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.