InChI=1/C13H19N3O2/c1-9-4-3-5-10(8-9)16(2)12-7-6-11(13(17)18)14-15-12/h6-7,9-10H,3-5,8H2,1-2H3,(H,17,18)/t9-,10-/m0/s1/f/h14H 66208460720B46E4