C312322331333132212111133133313331323133313221211113313332313232232231   >>    C31232233133313221211113313331333132313331322121111331333231323223223   <<    C312322331333132212111133133313331323133313221211113313332313232232233   >>      C312322331333132212111133133313331323133313221211113313332313232232232   >>