C222123232321333131133133313331333132313331121232212232123221231   >>    C22212323232133313113313331333133313231333112123221223212322123   <<    C222123232321333131133133313331333132313331121232212232123221233   >>      C222123232321333131133133313331333132313331121232212232123221232   >>