O1C2C(=O)N(C(=O)C2C(N1c3ccccc3)c4ccc(cc4)NC(=O)C)c5ccc(cc5)Cc6ccc(cc6)N7C(=O)C8ON(c9ccccc9)C(c%10ccc(cc%10)NC(=O)C)C8C7=O