InChI=1/C13H28N2O3/c1-12(2)9-11(10-13(3,4)15(12)18)14(5-7-16)6-8-17/h11,16-18H,5-10H2,1-4H3/p+1/fC13H29N2O3/h14H/q+1 876AD4D0514C439E