B33113313132313113313223313331323133313231332113313331333132233131133112311   >>    B3311331313231311331322331333132313331323133211331333133313223313113311231   <<    B33113313132313113313223313331323133313231332113313331333132233131133112313   >>      B33113313132313113313223313331323133313231332113313331333132233131133112312   >>