C222133313331333131123313231333133313331333132331211113331211113321123232321   >>    C22213331333133313112331323133313331333133313233121111333121111332112323232   <<    C222133313331333131123313231333133313331333132331211113331211113321123232323   >>      C222133313331333131123313231333133313331333132331211113331211113321123232322   >>