参考文献

DR. REDDY'S LABORATORIES LIMITED; DAHANUKAR, Vilas Hareshwar; AMBHAIKAR, Narendra Bhalchandra; VADALI, Ravi kumar; MERUVA, Suresh babu; MANIKONDA, Swapna; KAMARAJU, Raghavendra Rao; TIMMANNA, Upadhya; MOHAMMED, Aaseef; PULIPATI, Ranga Prasad; MOHAMMED, Yakub Iqbal Patent:   WO2012/172564 A1, 2012 ;