Ref2

https://books.google.com.my/books?id=Va3ED4zwXGIC&pg=PA65&lpg=PA65&dq=Canarium+polyphyllum+uses&source=bl&ots=jFeb93qpXI&sig=ACfU3U3sg0nevDq2jxpCuvmTl0HaQKdsGw&hl=en&sa=X&ved=2ahUKEwiRwtm10afmAhXKfH0KHcZoBuMQ6AEwAnoECAgQAQ#v=onepage&q=Canarium%20polyphyllum%20uses&f=false