InChI=1/C15H28N2O3/c1-5-19-13(18)15(16,12-6-7-12)10-17-8-11(2)20-14(3,4)9-17/h11-12H,5-10,16H2,1-4H3/t11-,15-/m0/s1 C780F982927AA94E