Using CCOCC, CC(C)(C)[S@@](=O)/N=C/c1ccc2c(c1)CC[C@H](NC(=O)c1ccc(OC[C@@H]3CCCO3)cc1)C2 to produce C[C@H](N[S@](=O)C(C)(C)C)c1ccc2c(c1)CC[C@H](NC(=O)c1ccc(OC[C@@H]3CCCO3)cc1)C2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.