InChI=1/C17H20N2O3/c1-17-7-3-2-4-12(17)15(17)16(20)19-18-9-11-5-6-13-14(8-11)22-10-21-13/h5-6,8-9,12,15H,2-4,7,10H2,1H3,(H,19,20)/b18-9+/t12-,15+,17-/m0/s1/f/h19H C22761486CCA1507