1XX2X1222X1X12MM
1XX2X212121X12MM
12X2X122121X12MM
12X2X2122X1X12MM
1XX2X11222XX12MM
1XX2X12212XX12MM
1XX2X2122XXX12MM
1XX2X2221XXX12MM
12X2X1121XXX12MM
12X2X1222XXX12MM
12X2X21212XX12MM
12X2X22222XX12MM
1XX2X1121X2X12MM
1XX2X222222X12MM
12X2X112222X12MM
12X2X2221X2X12MM
