C222133313331333131123313231333133313331333132112323133313331312121133132232321   >>    C22213331333133313112331323133313331333133313211232313331333131212113313223232   <<    C222133313331333131123313231333133313331333132112323133313331312121133132232323   >>      C222133313331333131123313231333133313331333132112323133313331312121133132232322   >>