Using [NH4+], COc1ccc(N2CCOCC2)c2sc(C(=O)NCC(=O)c3ccc4c(c3)OCCO4)nc12 to produce COc1ccc(N2CCOCC2)c2sc(-c3nc(-c4ccc5c(c4)OCCO5)c[nH]3)nc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.