4ITE:
reference: Synthesis of 2alpha-heteroarylalkyl active vitamin d3 with therapeutic effect on enhancing bone mineral density in vivo., Matsuo M, Hasegawa A, Takano M, Saito H, Kakuda S, Chida T, Takagi K, Ochiai E, Horie K, Harada Y, Takimoto-Kamimura M, Takenouchi K, Sawada D, Kittaka A, ACS Med Chem Lett. 2013 May 28;4(7):671-4. doi: 10.1021/ml400098w. eCollection, 2013 Jul 11. PMID: 24900728

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