InChI=1/C15H22N2O4/c18-9-12-15(21)14(20)11(17-12)8-16-13(19)7-6-10-4-2-1-3-5-10/h1-5,11-12,14-15,17-18,20-21H,6-9H2,(H,16,19)/p+1/t11-,12+,14-,15-/m0/s1/fC15H23N2O4/h16-17H/q+1 D1137504F95F1C50