InChI=1/C14H19N3O4/c1-2-5-14(6-7-15-9-14)13(19)16-11-4-3-10(18)8-12(11)17(20)21/h3-4,8,15,18H,2,5-7,9H2,1H3,(H,16,19)/p+1/t14-/m0/s1/fC14H20N3O4/h15-16H/q+1 4BB00937B8F616D8