C22213331333133313112331323133313331333133313233211113313221333131232112111   >>    C2221333133313331311233132313331333133313331323321111331322133313123211211   <<    C22213331333133313112331323133313331333133313233211113313221333131232112113   >>      C22213331333133313112331323133313331333133313233211113313221333131232112112   >>