C222123232321333131133133313331323133313231322132313121312322123211   >>    C22212323232133313113313331333132313331323132213231312131232212321   <<    C222123232321333131133133313331323133313231322132313121312322123213   >>      C222123232321333131133133313331323133313231322132313121312322123212   >>