Using COC(=O)c1sc(/C=C/c2c(-c3ccccc3)noc2C)nc1C, NCCO to produce Cc1nc(/C=C/c2c(-c3ccccc3)noc2C)sc1C(=O)NCCO, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.