Using COc1nccc2c1c(-c1csc(C(=O)NCCO)c1)nn2C1CCCC1 to produce O=C(NCCO)c1cc(-c2nn(C3CCCC3)c3cc[nH]c(=O)c23)cs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.