InChI=1/C15H22N4O2/c20-19(21)14-3-1-13(2-4-14)16-7-8-17-15-11-18-9-5-12(15)6-10-18/h1-4,12,15-17H,5-11H2/p+1/t15-/m0/s1/fC15H23N4O2/h18H/q+1 AF088F8457D2A416