InChI=1/C19H33N5O4/c1-3-5-7-9-22(10-8-11-23-13-14-28-19(23)27)15-16(20)24(12-6-4-2)18(26)21-17(15)25/h3-14,20H2,1-2H3,(H,21,25,26)/f/h21H 33D2BF4CDC197F9B