C111123313121111121111331333133313331323221211113313221333132313331323113111   >>    C11112331312111112111133133313331333132322121111331322133313231333132311311   <<    C111123313121111121111331333133313331323221211113313221333132313331323113113   >>      C111123313121111121111331333133313331323221211113313221333132313331323113112   >>