C22213331333133313112331323133313331333133313222313331323132312213121121   >>    C2221333133313331311233132313331333133313331322231333132313231221312112   <<    C22213331333133313112331323133313331333133313222313331323132312213121123   >>      C22213331333133313112331323133313331333133313222313331323132312213121122   >>