C222133313331333131123313231333133313331323212331333132313331333211231111123121   >>    C22213331333133313112331323133313331333132321233133313231333133321123111112312   <<    C222133313331333131123313231333133313331323212331333132313331333211231111123123   >>      C222133313331333131123313231333133313331323212331333132313331333211231111123122   >>