InChI=1/C11H20N2O3/c1-8(9(12)14)6-13-5-3-4-11(2,7-13)10(15)16/h8H,3-7H2,1-2H3,(H2,12,14)(H,15,16)/t8-,11+/m0/s1/f/h13H,12H2 9C1977E1C697BBAE