B331133131323131133132233133313231323133313132322331323131133112121   >>    B33113313132313113313223313331323132313331313232233132313113311212   <<    B331133131323131133132233133313231323133313132322331323131133112123   >>      B331133131323131133132233133313231323133313132322331323131133112122   >>