InChI=1/C18H31N5/c1-3-9-20-18(19)21-14-16-7-5-6-8-17(16)15-23-12-10-22(4-2)11-13-23/h5-8H,3-4,9-15H2,1-2H3,(H3,19,20,21)/p+2/fC18H33N5/h20-22H,19H2/q+2 D389B755298AB3B6