Patent ID: 11912674
Assignee: ILDONG PHARMACEUTICAL CO., LTD.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  A | IPC C

Claim 2:
3. The method of claim 1, wherein R1 and R2 are each independently hydrogen, chloro, or trifluoromethyl, and
wherein when Z is, R3 and R4 are each independently hydrogen, chloro, fluoro, iodo, cyano, methyl, ethyl, isopropyl, cyclopropyl, trifluoromethyl,, NRa1Ra2 CH2NRa1Ra2, NRa4CO2Ra3 azetidine, piperazine, or pyrrolidine, wherein: Ra1 and Ra2 are each independently hydrogen, methyl, ethyl, isopropyl, tert-butyl, cyclopropyl, trifluoroethyl,, azetidine, piperidine, or oxetane; Ra3 is hydrogen, methyl, ethyl, tert-butyl, cyclopropyl, trifluoromethyl,, , azetidine, piperidine, piperazine, or morpholine; and Ra4 is hydrogen, methyl, or ethyl.