InChI=1/C13H22N2O3/c1-15(8-12(16)18-2)13(17)11-7-9-5-3-4-6-10(9)14-11/h9-11,14H,3-8H2,1-2H3/p+1/t9-,10-,11+/m0/s1/fC13H23N2O3/h14H/q+1 43D1C50F48556E3A