InChI=1/C14H18N2O3/c1-10-5-11(2)8-15(7-10)13-4-3-12(9-17)6-14(13)16(18)19/h3-4,6,9-11H,5,7-8H2,1-2H3/t10-,11-/m0/s1 1E5CC0048B1FBCCE