C222133313331333131123313231333133313331333132112323133313231333131223213223111   >>    C22213331333133313112331323133313331333133313211232313331323133313122321322311   <<    C222133313331333131123313231333133313331333132112323133313231333131223213223113   >>      C222133313331333131123313231333133313331333132112323133313231333131223213223112   >>