InChI=1/C16H28N4O3/c1-4-23-15(21)13-9-17-16(22)18-14(13)11-20-7-5-19(6-8-20)10-12(2)3/h12H,4-11H2,1-3H3,(H2,17,18,22)/p+1/fC16H29N4O3/h17-19H/q+1 BB8BF64B715BBA61