InChI=1/C22H31N3O3/c1-3-16-9-11-17(12-10-16)20-19(21(26)28-4-2)18(23-22(27)24-20)15-25-13-7-5-6-8-14-25/h9-12,20H,3-8,13-15H2,1-2H3,(H2,23,24,27)/t20-/m0/s1/f/h23-24H 3C48639F298AEBC5