C222133313331333131123313231333133313331333132331211331333123313332121   >>    C22213331333133313112331323133313331333133313233121133133312331333212   <<    C222133313331333131123313231333133313331333132331211331333123313332123   >>      C222133313331333131123313231333133313331333132331211331333123313332122   >>