C2221333133313331311233132313331333133313331321123231333131231231   >>    C222133313331333131123313231333133313331333132112323133313123123   <<    C2221333133313331311233132313331333133313331321123231333131231233   >>      C2221333133313331311233132313331333133313331321123231333131231232   >>