InChI=1/C15H18N2O3/c1-10-7-20-8-11(2)16(10)9-17-13-6-4-3-5-12(13)14(18)15(17)19/h3-6,10-11H,7-9H2,1-2H3/t10-,11-/m1/s1 89ECC35068E50888