C22213331333133313112331323133313331333133313233211113313222111231   >>    C2221333133313331311233132313331333133313331323321111331322211123   <<    C22213331333133313112331323133313331333133313233211113313222111233   >>      C22213331333133313112331323133313331333133313233211113313222111232   >>