C312322331333132212111133133313331323133313221211111211111333132233131223131   >>    C31232233133313221211113313331333132313331322121111121111133313223313122313   <<    C312322331333132212111133133313331323133313221211111211111333132233131223133   >>      C312322331333132212111133133313331323133313221211111211111333132233131223132   >>