InChI=1/C26H34N2O3/c1-4-7-19-27-24(29)23(14-5-2)28(20-6-3)25(30)26(31,21-15-10-8-11-16-21)22-17-12-9-13-18-22/h5,8-18,23,31H,4,6-7,19-20H2,1-3H3,(H,27,29)/b14-5+/t23-/m0/s1/f/h27H 3B2190874ED9B22B