InChI=1/C15H22N2O3/c1-15(2,10-18)17-8-11(19)9-20-14-5-3-4-13-12(14)6-7-16-13/h3-7,11,16-19H,8-10H2,1-2H3/p+1/t11-/m1/s1/fC15H23N2O3/h17H/q+1 1FA6D778B88B7039