InChI=1/C20H21N5O/c1-10-5-12(3)18-14(6-10)13(4)22-20(24-18)25-19-21-9-15-16(23-19)7-11(2)8-17(15)26/h5-6,9,11H,7-8H2,1-4H3,(H,21,22,23,24,25)/t11-/m0/s1/f/h25H 33EDE6662712075D