C222133313331333131123313231333133313331323113313231333131123313233121   >>    C22213331333133313112331323133313331333132311331323133313112331323312   <<    C222133313331333131123313231333133313331323113313231333131123313233123   >>      C222133313331333131123313231333133313331323113313231333131123313233122   >>