Data:K11n25/PD Presentation

X₄₂₅₁ X₈₄₉₃ X_12,5,13,6 X₂₈₃₇ X_9,15,10,14 X_11,18,12,19 X_6,13,7,14 X_15,21,16,20 X_17,1,18,22 X_19,10,20,11 X_21,17,22,16