D23112313233313223313132322331323132333132312121122112323233231   >>    D2311231323331322331313232233132313233313231212112211232323323   <<    D23112313233313223313132322331323132333132312121122112323233233   >>      D23112313233313223313132322331323132333132312121122112323233232   >>