InChI=1/C13H18N2O3/c1-8-5-6-11(9(2)7-8)18-10(3)12(16)15-13(17)14-4/h5-7,10H,1-4H3,(H2,14,15,16,17)/t10-/m0/s1/f/h14-15H DD7039340035FA70