InChI=1/C16H19ClN4O4/c1-3-16(10-4-6-11(17)7-5-10)13(23)21(15(25)20-16)9-8-12(22)19-14(24)18-2/h4-7H,3,8-9H2,1-2H3,(H,20,25)(H2,18,19,22,24)/t16-/m1/s1/f/h18-20H 777E42A0C158DEC2