InChI=1/C21H21N5O3/c1-2-25-17-9-8-13(10-16(17)22-21(25)28)19-23-20(29-24-19)14-11-18(27)26(12-14)15-6-4-3-5-7-15/h3-10,14,20H,2,11-12H2,1H3,(H,22,28)(H,23,24)/t14-,20+/m0/s1/f/h22-23H 93506BC9D9619D7D