D212213113313221323223313223313221323132313231333112323132313231311311   >>    D21221311331322132322331322331322132313231323133311232313231323131131   <<    D212213113313221323223313223313221323132313231333112323132313231311313   >>      D212213113313221323223313223313221323132313231333112323132313231311312   >>