C31232233133313221211113313331333132313331322121111121111111133112322121   >>    C3123223313331322121111331333133313231333132212111112111111113311232212   <<    C31232233133313221211113313331333132313331322121111121111111133112322123   >>      C31232233133313221211113313331333132313331322121111121111111133112322122   >>