D1121323223313223313112132313231323132312323223313233313331323233231132311   >>    D112132322331322331311213231323132313231232322331323331333132323323113231   <<    D1121323223313223313112132313231323132312323223313233313331323233231132313   >>      D1121323223313223313112132313231323132312323223313233313331323233231132312   >>