111X2X11X2211X21
XXX12121X1112121
2XX12121X1112121
XXX12X21X1112121
2XX12X21X1112121
XXX1212111X121M1
XXX1212X11X121M1
XXX12121112121M1
XXX1212X112121M1
1XX12121X111X122
1XX12X21X111X122
1XX12121X111X121
12X12121X111X121
1XX121212111X121
12X121212111X121
XXX12121X111X121
XXX121211111X122
