D2333131333132213231323223313111122112323223313231333112331323133112311   >>    D233313133313221323132322331311112211232322331323133311233132313311231   <<    D2333131333132213231323223313111122112323223313231333112331323133112313   >>      D2333131333132213231323223313111122112323223313231333112331323133112312   >>