D1121323223313223313112113313231133132333212323132322331323233231   >>    D112132322331322331311211331323113313233321232313232233132323323   <<    D1121323223313223313112113313231133132333212323132322331323233233   >>      D1121323223313223313112113313231133132333212323132322331323233232   >>