Data:K11a137/PD Presentation

$X(2,11,3,12)X(4,2,5,1)X(6,16,7,15)X(8,21,9,22)X(10,3,11,4)X(12,19,13,20)X(14,8,15,7)X(16,6,17,5)X(18,9,19,10)X(20,13,21,14)X(22,18,1,17)$