LY2951742 impurity A LY2951742 Impurity A LY2951742 impurity B LY2951742 Impurity B LY2951742 impurity C LY2951742 Impurity C LY2951742 impurity D LY2951742 Impurity D LY2951742 impurity E LY2951742 Impurity E LY2951742 impurity F LY2951742 Impurity F Kang Lisheng Specializing in the latest international pharmaceutical substance and its impurities, and the providing customers with medical technology development, research and development agency, custom synthesis and separation services and other high-tech enterprises, we have a complete and scientific quality management system. The provided COA, H-NMR, MS, HPLC For more product information, please call Miss Zeng 15,989,551,854 or online advice QQ2786277377