11XXX11XXX221X12
11XXX1XX211X1112
11X2X11X2X1X1112
11X2X1XXX1221X12
112XX11X21221X12
112XX1XXXX1X1112
1122X11XX11X1112
1122X1XX2X221X12
21XXX11XX11X1112
21XXX1XX2X221X12
21X2X11X21221X12
21X2X1XXXX1X1112
212XX11X2X1X1112
212XX1XXX1221X12
2122X11XXX221X12
2122X1XX211X1112
