InChI=1/C19H28F2N4O3/c1-28-11-8-22-18(26)4-7-23-19(27)24-15-5-9-25(10-6-15)13-14-2-3-16(20)17(21)12-14/h2-3,12,15H,4-11,13H2,1H3,(H,22,26)(H2,23,24,27)/p+1/fC19H29F2N4O3/h22-25H/q+1 6419CA4B1FB8533B