D31131323221323223313231123313232113313113313231333112211232313231323132322321   >>    D3113132322132322331323112331323211331311331323133311221123231323132313232232   <<    D31131323221323223313231123313232113313113313231333112211232313231323132322323   >>      D31131323221323223313231123313232113313113313231333112211232313231323132322322   >>