Consider the following statements regarding “Himalayan Yew”:

1.It is a medicinal plant found in Himachal Pradesh and Andhra Pradesh.

2.A chemical compound called “taxol” is injected into the bark, needles, twigs and roots of this tree.

3.It is used successfully for the treatment of some types of cancer.

4.It is also one of the best selling anti- tuberculosis and anti-hepatitis drug.

Which of the statements given above is/are correct?