111XX11XX2XX1X2M
111XXXX22X11112M
1112X1X2XXXX112M
1112XX1X22111X2M
1X1XX1XX221X112M
1X1XXX12XXX11X2M
1X12X1122X1X1X2M
1X12XXXXX2X1112M
211XX11222X1112M
211XXXXXXX1X1X2M
2112X1XX2XX11X2M
2112XX12X21X112M
2X1XX1X2X2111X2M
2X1XXX1X2XXX112M
2X12X11XXX11112M
2X12XXX222XX1X2M
