C11111211113313112113313331333133313331333132313331333133312331323131   >>    C1111121111331311211331333133313331333133313231333133313331233132313   <<    C11111211113313112113313331333133313331333132313331333133312331323133   >>      C11111211113313112113313331333133313331333132313331333133312331323132   >>