C2221333133313331311233132313331333133313111112111133133323133313222331121   >>    C222133313331333131123313231333133313331311111211113313332313331322233112   <<    C2221333133313331311233132313331333133313111112111133133323133313222331123   >>      C2221333133313331311233132313331333133313111112111133133323133313222331122   >>