Shaanxi University of Science and Technology

Shaomeng Pei

Chengyuan Liang

Han Li

Lei Tian

Yuzhi Liu

Juan Xia

Nan Qin

Xingke Ju

A compound of chemical formula I: or chemical formula II: or a pharmaceutical acceptable salt thereof is disclosed. R, R, R, and Rare independently H, halogen, nitro, hydroxyl, cyano, benzyloxy, C-Cstraight or branched alkyl, C1-C8 straight or branched haloalkyl, C-Cstraight or branched alkoxy.

Alantolactone/isoalantolactone spiro aryl isoxazoline compounds

A compound of chemical formula I: or formula II: or a pharmaceutical acceptable salt thereof is disclosed. Ris OH or OAc; X is C or N; and Ris H, alkyl, alkoxy, benzyloxy, haloalkyl, OH, CN, NO, or halogen, provided that when X is N, Ris nil.

1-O-acetylbritannilatone spiro aryl isoxazoline compounds

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Xi'an, China

Shaomeng Pei