C222123232321333131133133313331323133313231322132313121212313331322221   >>    C22212323232133313113313331333132313331323132213231312121231333132222   <<    C222123232321333131133133313331323133313231322132313121212313331322223   >>      C222123232321333131133133313331323133313231322132313121212313331322222   >>