InChI=1/C19H33N5O4/c1-3-4-11-24-17(20)16(18(26)21-19(24)27)23(12-13-28-2)15(25)14-22-9-7-5-6-8-10-22/h3-14,20H2,1-2H3,(H,21,26,27)/p+1/fC19H34N5O4/h21-22H/q+1 5A800920B8B990C8