Data:L10a131/PD Presentation

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