B331133131323131133132233133313223313113313223313331323133313232111231211   >>    B33113313132313113313223313331322331311331322331333132313331323211123121   <<    B331133131323131133132233133313223313113313223313331323133313232111231213   >>      B331133131323131133132233133313223313113313223313331323133313232111231212   >>