InChI=1/C21H33N3O4/c1-15(2)10-7-5-6-8-13-22-20(26)21(27)24-18-12-9-11-17(14-18)23-19(25)16(3)28-4/h9,11-12,14-16H,5-8,10,13H2,1-4H3,(H,22,26)(H,23,25)(H,24,27)/t16-/m1/s1/f/h22-24H 4EA350D909C7ABAC