Using O=C(O)c1cccc(CC2OCCO2)c1, NC(=O)c1cccc(N)c1N to produce NC(=O)c1cccc2[nH]c(-c3cccc(CC4OCCO4)c3)nc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.