InChI=1/C16H28N4O3/c1-15(2,19(3)4)11-17-12(21)10-20-13(22)16(18-14(20)23)8-6-5-7-9-16/h5-11H2,1-4H3,(H,17,21)(H,18,23)/p+1/fC16H29N4O3/h17-19H/q+1 5DA0CDA70048A346