C2221333133313331311233132313331333133313232123313331322331323131231   >>    C222133313331333131123313231333133313331323212331333132233132313123   <<    C2221333133313331311233132313331333133313232123313331322331323131233   >>      C2221333133313331311233132313331333133313232123313331322331323131232   >>