C312322331333132212111133133313331323133313221211111213231311121   >>    C31232233133313221211113313331333132313331322121111121323131112   <<    C312322331333132212111133133313331323133313221211111213231311123   >>      C312322331333132212111133133313331323133313221211111213231311122   >>