C2221333133313331311233132313331333133313331321123231333133313332122112312111   >>    C222133313331333131123313231333133313331333132112323133313331333212211231211   <<    C2221333133313331311233132313331333133313331321123231333133313332122112312113   >>      C2221333133313331311233132313331333133313331321123231333133313332122112312112   >>