C2221333133313331311233132313331333133313331321123231333132322121111331322131   >>    C222133313331333131123313231333133313331333132112323133313232212111133132213   <<    C2221333133313331311233132313331333133313331321123231333132322121111331322133   >>      C2221333133313331311233132313331333133313331321123231333132322121111331322132   >>