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1.Qian He, Yuanyuan Wei, Xiao Liu, Rongrong Ye, Linghui Kong, Zixiang Li, Shuang Jiang, Linqian Yu, Jingrui Chai, Qiong Xie, Wei Fu, Yujun Wang, Wei Li, Zhuibai Qiu, Jinggen Liu, Liming Shao. Discovery of an m?substituted N?cyclopropylmethyl-7¦Á-phenyl-6,14-endoethanotetrahydronorthebaine as a selective, potent, and orally active ¦Ê?opioid receptor agonist with an improved central nervous system safety profile. J Med Chem, 2021, 64(16), 12414¨C12433.

2.Liu X, Ye R.R., Kong L.H., et al.An Exploration of the SAR Connection Between Morphinan and Arylacetamide-based ¦Ê Opioid Receptor (¦ÊOR) Agonists using the Strategy of Bridging. ACS Chem NeuroSci, 2021, 12(6), 1018-1030. DOI: 10.1021/acschemneuro.1c00034

3.Xiao L, Wang Y.J., Zhang M.M., et al. Discovery of a highly selective and potent kappa opioid receptor agonist from N-cyclopropylmethyl-7¦Á-phenyl- 6,14-endoethano-tetrahydronorthebaines with reduced central nervous system (CNS) side effects navigated by the message-address concept. J Med Chem,2019, 62(24): 11054-11070. DOI: 10.1021/acs.jmedchem.9b00857

4.Sun HJ, Wang YH, Yuan CM et al. 7¦Â-methyl substituent is a structural locus associated with activity cliff for nepenthone analogues. Bioorg Med Chem, 2018, 26 (14), 4254-4263. DOI: 10.1016/j.bmc.2018.07.020

5.Li W, Long JD, Qian YY, et al. The pharmacological heterogeneity of nepenthone analogs in conferring highly selective and potent ¦Ê-opioid agonistic activities. ACS Chem NeuroSci,2017, 8 (4), 766¨C776. DOI: 10.1021/acschemneuro.6b00321

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