2112X121121X1221
2112XXXX121XX221
2212X1XXXX1X1221
2212XX21XX1XX221
2X12X12X2X1XX221
2X12XXX12X1X1221
2X12X1X1X11XX221
2X12XX2XX11X1221
X112X1X11X1XX221
X112XX2X1X1X1221
X112X12XX21XX221
X112XXX1X21X1221
X212X121211X1221
X212XXXX211XX221
XX12X1XX121X1221
XX12XX21121XX221
1112X1XX211X1221
1112XX21211XX221
1212X12X111XX221
1212XXX1111X1221
1212X1X1221XX221
1212XX2X221X1221
1X12X121XX1X1221
1X12XXXXXX1XX221
