B331133131323131133132233133313223313113313223313331323133313113122331   >>    B33113313132313113313223313331322331311331322331333132313331311312233   <<    B331133131323131133132233133313223313113313223313331323133313113122333   >>      B331133131323131133132233133313223313113313223313331323133313113122332   >>