C2221333133313331311233132313331333133313331323312111113113313331333211232321   >>    C222133313331333131123313231333133313331333132331211111311331333133321123232   <<    C2221333133313331311233132313331333133313331323312111113113313331333211232323   >>      C2221333133313331311233132313331333133313331323312111113113313331333211232322   >>