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EP 3 131 880 A1

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(43) Date of publication: 22.02.2017 Bulletin 2017/08 (21) Application number: 15723759.5 (22) Date of filing: 15.04.2015

(51) International Patent Classification (IPC):  C07D 213/75(2006.01) C07D 235/12(2006.01) C07D 405/12(2006.01) C07D 271/06(2006.01) C07D 211/44(2006.01) C07D 213/61(2006.01) A61K 31/4184(2006.01) C07D 309/12(2006.01) C07D 401/12(2006.01) C07D 471/04(2006.01) C07D 209/12(2006.01) C07D 211/46(2006.01) C07D 305/08(2006.01) (86) International application number: PCT/IB2015/052745 (87) International publication number: WO 2015/159233 (22.10.2015 Gazette 2015/42)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA (30) Priority: 16.04.2014 IN 1379MU2014 22.08.2014 IN 2696MU2014 20.02.2015 IN 545MU2015 (71) Applicant: Glenmark Pharmaceuticals S.A. 2300 La Chaux-de-Fonds (CH)

(72) Inventors: CHAUDHARI, Sachin Sundarlal Navi Mumbai Maharashtra 400709 (IN) THOMAS, Abraham Navi Mumbai Maharashtra 400705 (IN) KADAM, Ashok Bhausaheb Navi Mumbai Maharashtra 400709 (IN) DHONE, Sachin Vasantrao Usmanabad Maharashtra 413406 (IN) ADIK, Bharat Gangadhar Shrirampur Maharashtra 413739 (IN) KHAIRATKAR-JOSHI, Neelima Thane (W) Maharashtra 400602 (IN) SHAH, Daisy Manish Mumbai 400028 (IN) BAJPAI, Malini Lucknow Uttar Pradesh 226001 (IN) (74) Representative: HGF Limited  1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)