D3113132322132322331323112331323211331311331323133311221123231323232311   >>    D311313232213232233132311233132321133131133132313331122112323132323231   <<    D3113132322132322331323112331323211331311331323133311221123231323232313   >>      D3113132322132322331323112331323211331311331323133311221123231323232312   >>