InChI=1/C17H20N2O3/c18-13(12-20)6-11-17(21)19-14-7-9-16(10-8-14)22-15-4-2-1-3-5-15/h1-5,7-10,13,20H,6,11-12,18H2,(H,19,21)/p+1/t13-/m0/s1/fC17H21N2O3/h18-19H/q+1 CF339F4340929DB0