C222123232321333131133133313331333132313231333133311212312213211231   >>    C22212323232133313113313331333133313231323133313331121231221321123   <<    C222123232321333131133133313331333132313231333133311212312213211233   >>      C222123232321333131133133313331333132313231333133311212312213211232   >>