D23112313233313223313132322331323132313331313221323132313232311   >>    D2311231323331322331313232233132313231333131322132313231323231   <<    D23112313233313223313132322331323132313331313221323132313232313   >>      D23112313233313223313132322331323132313331313221323132313232312   >>