C222133313331333131123313231333133313331313113313331323311331323321   >>    C22213331333133313112331323133313331333131311331333132331133132332   <<    C222133313331333131123313231333133313331313113313331323311331323323   >>      C222133313331333131123313231333133313331313113313331323311331323322   >>