InChI=1/C22H31NO4/c1-4-22(2,3)19(24)20(25)23-15-9-8-14-18(23)21(26)27-16-10-13-17-11-6-5-7-12-17/h5-7,11-12,18H,4,8-10,13-16H2,1-3H3/t18-/m0/s1 4A40DF9A29C9F155