InChI=1/C19H26N4O3/c20-18(25)13-3-5-15(6-4-13)21-17(24)9-11-23-10-1-2-14(12-23)19(26)22-16-7-8-16/h3-6,14,16H,1-2,7-12H2,(H2,20,25)(H,21,24)(H,22,26)/p+1/t14-/m1/s1/fC19H27N4O3/h21-23H,20H2/q+1 C142C5E25308246C