C2221333133313331311233132313331333133313331321123231333132213221323221   >>    C222133313331333131123313231333133313331333132112323133313221322132322   <<    C2221333133313331311233132313331333133313331321123231333132213221323223   >>      C2221333133313331311233132313331333133313331321123231333132213221323222   >>