2020-06-08 Assigned to ENANTA PHARMACEUTICALS, INC. reassignment ENANTA
PHARMACEUTICALS, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT
FOR DETAILS). Assignors: CHONG, Katherine, DAVIS, Dexter, BARTLETT, SAMUEL,
KENTON, Nathaniel, PANARESE, Joseph, OR, YAT SUN

… A61K31/4353—Heterocyclic compounds having nitrogen as a ring hetero atom, eg
guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring
hetero atom ortho- or peri-condensed with heterocyclic ring systems A61K31/4375—Heterocyclic
compounds having nitrogen as a ring hetero atom, eg guanethidine or rifamycins having six-membered
rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with
heterocyclic ring systems the heterocyclic ring system containing a six-membered ring …