D2333131333132213231323223313112113313231323133313231333133313233312231   >>    D233313133313221323132322331311211331323132313331323133313331323331223   <<    D2333131333132213231323223313112113313231323133313231333133313233312233   >>      D2333131333132213231323223313112113313231323133313231333133313233312232   >>