InChI=1/C21H31N5O4/c1-13-5-4-6-14(2)21(13)19(28)26(20(29)23-21)12-25-9-7-16(8-10-25)22-18(27)17-11-15(3)30-24-17/h11,13-14,16H,4-10,12H2,1-3H3,(H,22,27)(H,23,29)/p+1/t13-,14+,21?/fC21H32N5O4/h22-23,25H/q+1 55AC52FA481CEBF1