Using O=Cc1cccc(O)c1, CC(C)(C)OC(=O)N1CCN(c2nccnc2OCCO)CC1 to produce CC(C)(C)OC(=O)N1CCN(c2nccnc2OCCOc2cccc(C=O)c2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.