InChI=1/C15H26N2O3/c1-3-7-15(13(18)19)8-10-16(11-15)14(20)17-9-5-4-6-12(17)2/h12H,3-11H2,1-2H3,(H,18,19)/p-1/t12-,15-/m0/s1/fC15H25N2O3/q-1 8CA1AF9C94BF712B