InChI=1/C21H27ClN4O4/c1-21(2,3)25-20(27)14-30-19-9-4-16(22)12-15(19)13-23-10-11-24-17-5-7-18(8-6-17)26(28)29/h4-9,12,23-24H,10-11,13-14H2,1-3H3,(H,25,27)/p+1/fC21H28ClN4O4/h23,25H/q+1 13C6A8F62A536138