InChI=1/C17H23ClN4O5/c1-11-9-21(10-12(2)27-11)7-3-6-19-16(23)17(24)20-15-5-4-13(22(25)26)8-14(15)18/h4-5,8,11-12H,3,6-7,9-10H2,1-2H3,(H,19,23)(H,20,24)/t11-,12-/m0/s1/f/h19-20H 1588FDEC338C0BA4