C2221333133313331311233132313331333133313111112111133133313233211132321   >>    C222133313331333131123313231333133313331311111211113313331323321113232   <<    C2221333133313331311233132313331333133313111112111133133313233211132323   >>      C2221333133313331311233132313331333133313111112111133133313233211132322   >>