InChI=1/C19H26N6O4/c1-3-5-6-7-8-9-11-23-16(20)12-17(24-11)25(10-22-12)19-14(27)13(26)15(29-19)18(28)21-4-2/h10,13-15,19,26-27H,3-7H2,1-2H3,(H,21,28)(H2,20,23,24)/t13-,14+,15-,19+/m0/s1/f/h21H,20H2 40DB91BB03047620