InChI=1/C11H14ClN3O4/c1-19-6-2-5-13-11(16)14-8-3-4-9(12)10(7-8)15(17)18/h3-4,7H,2,5-6H2,1H3,(H2,13,14,16)/f/h13-14H 21364648E1033AD9