C222123232321333131133133313331323133313231323222212122133211331   >>    C22212323232133313113313331333132313331323132322221212213321133   <<    C222123232321333131133133313331323133313231323222212122133211333   >>      C222123232321333131133133313331323133313231323222212122133211332   >>