C22213331333133313112331323133313331333133313233121111132233322121   >>    C2221333133313331311233132313331333133313331323312111113223332212   <<    C22213331333133313112331323133313331333133313233121111132233322123   >>      C22213331333133313112331323133313331333133313233121111132233322122   >>