XX1X1111X11X1122
XX1X1111XX1XX222
2X2XX211X11X1122
2X2XX211XX1XX222
2X2X1111XX1X1122
2X2X1111X11XX222
XX1XX211XX1X1122
XX1XX211X11XX222
2X1XX111X11XX122
2X1XX111XX1X1222
XX2X1211X11XX122
XX2X1211XX1X1222
2X1X1211X11X1222
2X1X1211XX1XX122
XX2XX111X11X1222
XX2XX111XX1XX122
