Using CCOC(=O)C1CCC(n2cc(-c3cnc(-c4cccc(-c5cnn(C)c5)c4)nc3)cn2)CC1 to produce Cn1cc(-c2cccc(-c3ncc(-c4cnn(C5CCC(C(=O)O)CC5)c4)cn3)c2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.