C31232233133313221211113313331333132313331322121111121111113313311221212111   >>    C3123223313331322121111331333133313231333132212111112111111331331122121211   <<    C31232233133313221211113313331333132313331322121111121111113313311221212113   >>      C31232233133313221211113313331333132313331322121111121111113313311221212112   >>