C222123232321333131133133313331323133313231333133323311322221111121121   >>    C22212323232133313113313331333132313331323133313332331132222111112112   <<    C222123232321333131133133313331323133313231333133323311322221111121123   >>      C222123232321333131133133313331323133313231333133323311322221111121122   >>