InChI=1/C25H27N3O4/c1-2-19-14-18(20-5-3-4-6-22(20)26-19)13-16-7-9-17(10-8-16)24(29)27-23-11-12-32-15-21(23)25(30)28-31/h3-10,14,21,23,31H,2,11-13,15H2,1H3,(H,27,29)(H,28,30)/t21-,23+/m0/s1/f/h27-28H 4D537DA755D2E988