参考文献

MSN LABORATORIES LIMITED; SATYANARAYANA REDDY, Manne; THIRUMALAI RAJAN, Srinivasan; ESWARAIAH, Sajja; RAGHURAM, Suraparaju; SEETHA RAMA SARMA, Peri Patent: WO2012/98560 A2, 2012 ; Location in patent: Page/Page column 66 ; WO 2012/098560 A2