C312322331333132212111133133313331323133313221211111231211111211231131   >>    C31232233133313221211113313331333132313331322121111123121111121123113   <<    C312322331333132212111133133313331323133313221211111231211111211231133   >>      C312322331333132212111133133313331323133313221211111231211111211231132   >>