InChI=1/C15H23N3O2/c1-2-8-20-12-4-3-7-18(10-12)11-5-6-14(16)13(9-11)15(17)19/h5-6,9,12H,2-4,7-8,10,16H2,1H3,(H2,17,19)/t12-/m1/s1/f/h17H2 D831FD21BF483280