C2221333133313331311233132313331333133313331322231333132322132331111   >>    C222133313331333131123313231333133313331333132223133313232213233111   <<    C2221333133313331311233132313331333133313331322231333132322132331113   >>      C2221333133313331311233132313331333133313331322231333132322132331112   >>