C222133313331333131123313231333133313331323113313231333133313232222232122321   >>    C22213331333133313112331323133313331333132311331323133313331323222223212232   <<    C222133313331333131123313231333133313331323113313231333133313232222232122323   >>      C222133313331333131123313231333133313331323113313231333133313232222232122322   >>