C22213331333133313112331323133313331333133313223311211331323221211111   >>    C2221333133313331311233132313331333133313331322331121133132322121111   <<    C22213331333133313112331323133313331333133313223311211331323221211113   >>      C22213331333133313112331323133313331333133313223311211331323221211112   >>