C222133313331333131123313231333133313331333132112323133313221131223321   >>    C22213331333133313112331323133313331333133313211232313331322113122332   <<    C222133313331333131123313231333133313331333132112323133313221131223323   >>      C222133313331333131123313231333133313331333132112323133313221131223322   >>