InChI=1/C21H33N3O4/c1-7-28-20(27)13-24(11-14(2)3)12-19(26)22-10-18(25)23-21-16(5)8-15(4)9-17(21)6/h8-9,14H,7,10-13H2,1-6H3,(H,22,26)(H,23,25)/p+1/fC21H34N3O4/h22-24H/q+1 B13918F22718F96A