InChI=1/C21H29N3O4/c1-17(20(25)22-15-19-11-8-14-28-19)23-21(26)24(12-6-7-13-27-2)16-18-9-4-3-5-10-18/h3-5,8-11,14,17H,6-7,12-13,15-16H2,1-2H3,(H,22,25)(H,23,26)/t17-/m1/s1/f/h22-23H F52ADD3E42999064