C222133313331333131123313231333133313331333132112323133313232212111113221221   >>    C22213331333133313112331323133313331333133313211232313331323221211111322122   <<    C222133313331333131123313231333133313331333132112323133313232212111113221223   >>      C222133313331333131123313231333133313331333132112323133313232212111113221222   >>