InChI=1/C13H27N5O2/c14-9-5-1-3-7-11(19)17-13(16)18-12(20)8-4-2-6-10-15/h7,19H,1-6,8-10,14-15H2,(H3,16,17,18,20)/p+1/b11-7+/fC13H28N5O2/h19h,14-15,17H,16H2/q+1/b11-7+,18-13? B2A6AADAAFA924A2