InChI=1/C21H25N5O4/c1-16(21(28)23-18-9-5-6-10-19(18)26(29)30)25-13-11-24(12-14-25)15-20(27)22-17-7-3-2-4-8-17/h2-10,16H,11-15H2,1H3,(H,22,27)(H,23,28)/t16-/m0/s1/f/h22-23H 8586A25D5207F2FD