Data:K11n45/PD Presentation

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