2121XX1211XX2112
X1X12X1211X22112
21212X1211XX1X12
21X1XX1211122X12
X121X11211X22X12
21X1XX1211X21112
X121XX1211122112
X1212X1211X21X12
X1212X12111X2X12
21X1X11211XX2X12
21X1211211X21X12
X1X1XX2211X21X12
21X12X12111X2112
X121211211XX2112
2121XX1211121X12
21212X1211X22X12
2121X11211X21112
X121XX2211X22112
X1X1X11211X22X12
21X1XX2211XX2112
21X12X1211XX1X12
X121XX2211XX1X12
X1X12X1211121X12
2121X112111X2X12
X1212X1211X21112
21X1211211X22112
2121211211XX1X12
21X12X2211XX1X12
X1X1XX22111X2X12
2121XX2211X21X12
X1X1211211XX2X12
21X1X12211XX2X12
2121XX12111X1112
X1X1211211X21112
