C2221333133313331311233132313331333133313331321123231333132222123321   >>    C222133313331333131123313231333133313331333132112323133313222212332   <<    C2221333133313331311233132313331333133313331321123231333132222123323   >>      C2221333133313331311233132313331333133313331321123231333132222123322   >>