1X1111XXXX111221
1X1111XXX2XX1221
X21X11XX2X111221
X21X11XX22XX1221
X21111XXX2111221
X21111XXXXXX1221
1X1X11XX22111221
1X1X11XX2XXX1221
XX1X11XXXXX11221
XX1X11XXX21X1221
121111XX2XX11221
121111XX221X1221
XX1111XX2X1X1221
XX1111XX22X11221
121X11XXXX1X1221
121X11XXX2X11221
