D2333131333132213231323223313111122112323223313231323112211232333221   >>    D233313133313221323132322331311112211232322331323132311221123233322   <<    D2333131333132213231323223313111122112323223313231323112211232333223   >>      D2333131333132213231323223313111122112323223313231323112211232333222   >>