C312322331333132212111133133313331333133312121111331322132311211121   >>    C31232233133313221211113313331333133313331212111133132213231121112   <<    C312322331333132212111133133313331333133312121111331322132311211123   >>      C312322331333132212111133133313331333133312121111331322132311211122   >>