C312322331333132212111133133313331323133313221211111211111333231333111   >>    C31232233133313221211113313331333132313331322121111121111133323133311   <<    C312322331333132212111133133313331323133313221211111211111333231333113   >>      C312322331333132212111133133313331323133313221211111211111333231333112   >>