Using C#Cc1cnc(-c2ccc(S(=O)(=O)NCCO[Si](C)(C)C(C)(C)C)s2)nc1Nc1cc(C2CC2)[nH]n1 to produce C#Cc1cnc(-c2ccc(S(=O)(=O)NCCO)s2)nc1Nc1cc(C2CC2)n[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.