Data:L11a404/PD Presentation

X₆₁₇₂ X_12,3,13,4 X_10,13,5,14 X_8,17,9,18 X_14,7,15,8 X_18,9,19,10 X_22,20,11,19 X_20,16,21,15 X_16,22,17,21 X₂₅₃₆ X_4,11,1,12