X11211X1XX1111M0
X11211X1X211X1M0
X11211211X11X1M0
X12211X11X11X1M0
X1221121121111M0
X1221121XX11X1M0
211211X1121111M1
211211X1XX11X1M1
21121121X21111M1
212211X1X21111M1
212211211X1111M1
212211211211X1M1
2XX2122212X2XX11
2111X12X12X21X12
