D1121323223313223313112132313231323132312323223313233313331323331312131   >>    D112132322331322331311213231323132313231232322331323331333132333131213   <<    D1121323223313223313112132313231323132312323223313233313331323331312133   >>      D1121323223313223313112132313231323132312323223313233313331323331312132   >>