O(C(=O)C1CN(S(C2=CC=C(F)C=C2)(=O)=O)C1)C(CN1CCN(C2=C(OC)C=CC=C2)CC1)COC1C2C(=CC=CC=2)C=CC=1 PRGDOWMFRDVYGF-UHFFFAOYSA-N