C222123232321333131133133313331323133313231333131331131332321332221   >>    C22212323232133313113313331333132313331323133313133113133232133222   <<    C222123232321333131133133313331323133313231333131331131332321332223   >>      C222123232321333131133133313331323133313231333131331131332321332222   >>