D1313331322132333132333132312312323331323223313113313233313231333132323221131   >>    D131333132213233313233313231231232333132322331311331323331323133313232322113   <<    D1313331322132333132333132312312323331323223313113313233313231333132323221133   >>      D1313331322132333132333132312312323331323223313113313233313231333132323221132   >>