C2221333133313331311233132313331333133313331311233133313113313233123311   >>    C222133313331333131123313231333133313331333131123313331311331323312331   <<    C2221333133313331311233132313331333133313331311233133313113313233123313   >>      C2221333133313331311233132313331333133313331311233133313113313233123312   >>