C222123232321333131133133313331333132313231333133311212312213122321211   >>    C22212323232133313113313331333133313231323133313331121231221312232121   <<    C222123232321333131133133313331333132313231333133311212312213122321213   >>      C222123232321333131133133313331333132313231333133311212312213122321212   >>