C22213331333133313112331323133313331333133313233121111113313232321313221   >>    C2221333133313331311233132313331333133313331323312111111331323232131322   <<    C22213331333133313112331323133313331333133313233121111113313232321313223   >>      C22213331333133313112331323133313331333133313233121111113313232321313222   >>