InChI=1/C19H27N3O2/c1-5-20(6-2)18(24)21-11-16-14-9-7-8-10-15(14)19(3,4)13-22(16)17(23)12-21/h7-10,16H,5-6,11-13H2,1-4H3/t16-/m0/s1 8200D76642356660