Data:L10a28/PD Presentation

X₆₁₇₂ X_12,4,13,3 X_14,8,15,7 X_20,16,5,15 X_16,9,17,10 X_8,19,9,20 X_18,11,19,12 X_10,17,11,18 X₂₅₃₆ X_4,14,1,13