Data:K11a62/PD Presentation

X₄₂₅₁ X₈₃₉₄ X_16,5,17,6 X_10,8,11,7 X_2,9,3,10 X_18,11,19,12 X_20,13,21,14 X_22,15,1,16 X_6,17,7,18 X_12,19,13,20 X_14,21,15,22