B33113313132313113313223313331323132322331313231323133313231323112331323121   >>    B3311331313231311331322331333132313232233131323132313331323132311233132312   <<    B33113313132313113313223313331323132322331313231323133313231323112331323123   >>      B33113313132313113313223313331323132322331313231323133313231323112331323122   >>