C2221333133313331311233132313331333133313331311233133313332233312131   >>    C222133313331333131123313231333133313331333131123313331333223331213   <<    C2221333133313331311233132313331333133313331311233133313332233312133   >>      C2221333133313331311233132313331333133313331311233133313332233312132   >>