InChI=1S/C19H29N5O3/c1-19(2)14-15(25)24(17(27)16(19)26)9-4-3-8-22-10-12-23(13-11-22)18-20-6-5-7-21-18/h5-7,16,26H,3-4,8-14H2,1-2H3