InChI=1/C16H22N4O2/c1-9-7-12-14(13(21)8-9)10(2)18-16(19-12)20-5-3-11(4-6-20)15(17)22/h9,11H,3-8H2,1-2H3,(H2,17,22)/t9-/m1/s1/f/h17H2 72F6D56CFE6321D3