C222133313331333131123313231333133313331333132112323133313233121133132331133121   >>    C22213331333133313112331323133313331333133313211232313331323312113313233113312   <<    C222133313331333131123313231333133313331333132112323133313233121133132331133123   >>      C222133313331333131123313231333133313331333132112323133313233121133132331133122   >>