C22213331333133313112331323133313331333133313222313331333133323133323321   >>    C2221333133313331311233132313331333133313331322231333133313332313332332   <<    C22213331333133313112331323133313331333133313222313331333133323133323323   >>      C22213331333133313112331323133313331333133313222313331333133323133323322   >>