C111123313121111121111331323133313331333132322121111121111131132231   >>    C11112331312111112111133132313331333133313232212111112111113113223   <<    C111123313121111121111331323133313331333132322121111121111131132233   >>      C111123313121111121111331323133313331333132322121111121111131132232   >>