C222123232321333131133133313331323133313231333131331131331321213121   >>    C22212323232133313113313331333132313331323133313133113133132121312   <<    C222123232321333131133133313331323133313231333131331131331321213123   >>      C222123232321333131133133313331323133313231333131331131331321213122   >>