B331133131323131133132233133313231333132333133112311331323331323221211   >>    B33113313132313113313223313331323133313233313311231133132333132322121   <<    B331133131323131133132233133313231333132333133112311331323331323221213   >>      B331133131323131133132233133313231333132333133112311331323331323221212   >>