C222123232321333131133133313331323133313231323221133313332313221   >>    C22212323232133313113313331333132313331323132322113331333231322   <<    C222123232321333131133133313331323133313231323221133313332313223   >>      C222123232321333131133133313331323133313231323221133313332313222   >>