InChI=1/C20H27N3O3/c1-3-20(15-10-5-4-6-11-15)18(25)23(19(26)22-20)13-17(24)21-16-12-8-7-9-14(16)2/h4-6,10-11,14,16H,3,7-9,12-13H2,1-2H3,(H,21,24)(H,22,26)/t14-,16-,20+/m0/s1/f/h21-22H 5079ECCB0F308BE0