InChI=1/C14H19N3O4/c18-10-2-5-15-6-8-16(9-7-15)14(19)12-3-1-4-13(11-12)17(20)21/h1,3-4,11,18H,2,5-10H2/p+1/fC14H20N3O4/h15H/q+1 03ACFD5D7FEB9B8C