D2333131333132213231323223313111122112323223313231323112211211111   >>    D233313133313221323132322331311112211232322331323132311221121111   <<    D2333131333132213231323223313111122112323223313231323112211211113   >>      D2333131333132213231323223313111122112323223313231323112211211112   >>