An M₅(12,3,5,4)

100*000*000*010*000*100*100*100*100*100*010*100
000*100*010*000*010*300*100*110*200*210*100*400
010*010*100*011*041*310*410*100*310*010*300*010
011*021*021*100*011*321*231*011*041*231*411*311
021*041*031*031*100*022*022*121*422*211*412*131

'*' separates the blocks.

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