InChI=1/C14H20N2O6/c1-6-4-9(10(16(20)21)5-7(6)2)15-14-13(19)12(18)11(17)8(3)22-14/h4-5,8,11-15,17-19H,1-3H3/t8-,11+,12+,13-,14+/m0/s1 A3A5F390181CA645