InChI=1/C21H27N5O4/c1-3-25(4-2)19(13-16-9-6-5-7-10-16)15-22-21(28)24-23-20(27)17-11-8-12-18(14-17)26(29)30/h5-12,14,19H,3-4,13,15H2,1-2H3,(H,23,27)(H2,22,24,28)/p+1/t19-/m1/s1/fC21H28N5O4/h22-25H/q+1 A521F40AA428D6ED