InChI=1/C25H39N3O4/c1-4-32-25(31)23-17(2)21(18(3)26-23)13-14-22(29)28-15-9-10-19(16-28)24(30)27-20-11-7-5-6-8-12-20/h19-20,23H,4-16H2,1-3H3,(H,27,30)/t19-,23+/m0/s1/f/h27H 90476E28970F5617