12111211222111MM
1211XX112X2112MM
121X12112X2112MM
121XXX11222111MM
12X11X11222112MM
12X112112X2112MM
12X1XX11222111MM
12X1X2112X2111MM
12XX1X112X2111MM
12XX1211222111MM
12XXXX112X2112MM
12XXX211222112MM
12211X112X2111MM
1221X211222112MM
122X1X11222112MM
122XX2112X2111MM
