InChI=1/C12H19NO3/c1-2-16-12-6-9(3-4-11(12)15)5-10(7-13)8-14/h3-4,6,10,14-15H,2,5,7-8,13H2,1H3/p+1/t10-/m1/s1/fC12H20NO3/h13H/q+1 309B89F55B8692CB