C31232233133313221211113313331333133313331212111133132322133313231131213233231   >>    C3123223313331322121111331333133313331333121211113313232213331323113121323323   <<    C31232233133313221211113313331333133313331212111133132322133313231131213233233   >>      C31232233133313221211113313331333133313331212111133132322133313231131213233232   >>