InChI=1/C13H18N2O3/c16-10-11-4-3-7-14(8-11)9-12-5-1-2-6-13(12)15(17)18/h1-2,5-6,11,16H,3-4,7-10H2/t11-/m1/s1 BF148578408A2ECF