2111X21111X2X2MM
2111X21X1XX222MM
2XXXX22111X2X2MM
2XXXX22X1XX222MM
2XX1X21X11X2X2MM
2XX1X2111XX222MM
211XX22X11X2X2MM
211XX2211XX222MM
2X1XX2111XX2X2MM
2X1XX21X11X222MM
21X1X2211XX2X2MM
21X1X22X11X222MM
2X11X22111X222MM
2X11X22X1XX2X2MM
21XXX21111X222MM
21XXX21X1XX2X2MM
