D31131323221323223313231123313232213132313231331121323132323331   >>    D3113132322132322331323112331323221313231323133112132313232333   <<    D31131323221323223313231123313232213132313231331121323132323333   >>      D31131323221323223313231123313232213132313231331121323132323332   >>