C222123232321333131133133313331323133313231323222212122332233221   >>    C22212323232133313113313331333132313331323132322221212233223322   <<    C222123232321333131133133313331323133313231323222212122332233223   >>      C222123232321333131133133313331323133313231323222212122332233222   >>