C222133313331333131123313231333133313331333132112323133313331323311331312321   >>    C22213331333133313112331323133313331333133313211232313331333132331133131232   <<    C222133313331333131123313231333133313331333132112323133313331323311331312323   >>      C222133313331333131123313231333133313331333132112323133313331323311331312322   >>