D2333131333132213231323223313111122112323223313231323112211232312331   >>    D233313133313221323132322331311112211232322331323132311221123231233   <<    D2333131333132213231323223313111122112323223313231323112211232312333   >>      D2333131333132213231323223313111122112323223313231323112211232312332   >>