InChI=1/C16H23N3O/c1-2-16(6-4-3-5-7-16)14(18)15(20)19-12(10-17)8-11-9-13(11)19/h2,11-14H,1,3-9,18H2/t11-,12+,13+,14-/m0/s1 7B2630942794F75D