D212213113313221323223313223313221323132313231333112323132323331   >>    D21221311331322132322331322331322132313231323133311232313232333   <<    D212213113313221323223313223313221323132313231333112323132323333   >>      D212213113313221323223313223313221323132313231333112323132323332   >>