C11111211113313112113313331333133313331322133313331323231323131   >>    C1111121111331311211331333133313331333132213331333132323132313   <<    C11111211113313112113313331333133313331322133313331323231323133   >>      C11111211113313112113313331333133313331322133313331323231323132   >>