Data:10 159/PD Presentation

X₁₆₂₇ X₃₉₄₈ X_18,11,19,12 X_20,13,1,14 X_15,2,16,3 X_17,5,18,4 X_12,19,13,20 X_5,10,6,11 X_7,15,8,14 X_9,16,10,17