C31232233133313221211113313331333133313331212111133132321123232233231   >>    C3123223313331322121111331333133313331333121211113313232112323223323   <<    C31232233133313221211113313331333133313331212111133132321123232233233   >>      C31232233133313221211113313331333133313331212111133132321123232233232   >>