C22213331333133313112331323133313331333133313233211113313121133232131321   >>    C2221333133313331311233132313331333133313331323321111331312113323213132   <<    C22213331333133313112331323133313331333133313233211113313121133232131323   >>      C22213331333133313112331323133313331333133313233211113313121133232131322   >>