C222123232321333131133133313331333132313231333133311212312213232131111   >>    C22212323232133313113313331333133313231323133313331121231221323213111   <<    C222123232321333131133133313331333132313231333133311212312213232131113   >>      C222123232321333131133133313331333132313231333133311212312213232131112   >>