Data:10 34/PD Presentation

X₁₄₂₅ X₃₈₄₉ X_13,17,14,16 X_5,15,6,14 X_15,7,16,6 X_9,1,10,20 X_11,19,12,18 X_17,13,18,12 X_19,11,20,10 X₇₂₈₃