InChI=1/C19H26N4O3/c24-23(25)26-14-13-20-11-5-6-12-21-19-15-7-1-3-9-17(15)22-18-10-4-2-8-16(18)19/h1,3,7,9,20H,2,4-6,8,10-14H2,(H,21,22)/p+2/fC19H28N4O3/h20-22H/q+2 0701C035E123D569