O(C(=O)C1C(C)OC(C)(C)N1C(CNC(OCC1C2=C(C=CC=C2)C2=C1C=CC=C2)=O)=O)C1CCN(C2=CC=C(B3OC(C)(C)C(C)(C)O3)C=N2)CC1 HDXRAKKGHQNUGB-UHFFFAOYSA-N