C222133313331333131123313231333133313331333132112323133313231322313321321   >>    C22213331333133313112331323133313331333133313211232313331323132231332132   <<    C222133313331333131123313231333133313331333132112323133313231322313321323   >>      C222133313331333131123313231333133313331333132112323133313231322313321322   >>