Using C[Si](C)(C)CCOCn1cc(-c2ccc(NN)nn2)cn1, S=C=S to produce C[Si](C)(C)CCOCn1cc(-c2ccc3nnc(S)n3n2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.