D3113132322132322331323112331323211331311331323133311221123231323321   >>    D311313232213232233132311233132321133131133132313331122112323132332   <<    D3113132322132322331323112331323211331311331323133311221123231323323   >>      D3113132322132322331323112331323211331311331323133311221123231323322   >>