C222123232321333131133133313331323133313231323222212122121222331   >>    C22212323232133313113313331333132313331323132322221212212122233   <<    C222123232321333131133133313331323133313231323222212122121222333   >>      C222123232321333131133133313331323133313231323222212122121222332   >>