C22213331333133313112331323133313331333133313233331333132313221323121   >>    C2221333133313331311233132313331333133313331323333133313231322132312   <<    C22213331333133313112331323133313331333133313233331333132313221323123   >>      C22213331333133313112331323133313331333133313233331333132313221323122   >>