X1X1111X2X2X1200
X1X111X211X11201
X1X1211221X11201
X1X121XX1X2X1202
X12111121X2X1202
X12111XX21X11210
X121211X11X11211
X12121X22X2X1211
21X1111X11X11212
21X111X22X2X1212
21X121121X2X1221
21X121XX21X11222
2121111221X11200
212111XX1X2X1201
2121211X2X2X1202
212121X211X11210
