C2221333133313331311233132313331333133313331322133313133323133321   >>    C222133313331333131123313231333133313331333132213331313332313332   <<    C2221333133313331311233132313331333133313331322133313133323133323   >>      C2221333133313331311233132313331333133313331322133313133323133322   >>