C222123232321333131133133313331323133313231323222212122121213111   >>    C22212323232133313113313331333132313331323132322221212212121311   <<    C222123232321333131133133313331323133313231323222212122121213113   >>      C222123232321333131133133313331323133313231323222212122121213112   >>