Using CCN(CC)CC, N#Cc1c(O)c2c(-c3ccc(C#CCCCCC(=O)O)cc3)csc2[nH]c1=O to produce CCN(CC)C(=O)CCCCC#Cc1ccc(-c2csc3[nH]c(=O)c(C#N)c(O)c23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.