D12121323331322132313331322132313233313233313211231232313231323223311   >>    D1212132333132213231333132213231323331323331321123123231323132322331   <<    D12121323331322132313331322132313233313233313211231232313231323223313   >>      D12121323331322132313331322132313233313233313211231232313231323223312   >>