C2221333133313331311233132313331333133313331323232133313331323132233312231   >>    C222133313331333131123313231333133313331333132323213331333132313223331223   <<    C2221333133313331311233132313331333133313331323232133313331323132233312233   >>      C2221333133313331311233132313331333133313331323232133313331323132233312232   >>