InChI=1/C19H21ClN4O4/c1-13(19(26)21-18-7-4-15(24(27)28)12-17(18)20)22-8-10-23(11-9-22)14-2-5-16(25)6-3-14/h2-7,12-13,25H,8-11H2,1H3,(H,21,26)/t13-/m1/s1/f/h21H 009C7445EE781C7E