C111123313121111121111331333133313331323221211113313221333132313331333231111   >>    C11112331312111112111133133313331333132322121111331322133313231333133323111   <<    C111123313121111121111331333133313331323221211113313221333132313331333231113   >>      C111123313121111121111331333133313331323221211113313221333132313331333231112   >>