Using CC(C)(C)OC(=O)N1CCCN(CC(=O)NC2C3CC4CC(C3)CC2C4)S1(=O)=O to produce O=C(CN1CCCNS1(=O)=O)NC1C2CC3CC(C2)CC1C3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.