In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.

Ex Input:
Role of oestrogen receptors on the modulation of NADPH-diaphorase-positive cell number in supraoptic and paraventricular nuclei of ovariectomised female rats.

Ex Output:
oestrogen receptors


Ex Input:
Anabolic effects of clenbuterol on skeletal muscle are mediated by beta 2-adrenoceptor activation.

Ex Output:
beta 2-adrenoceptor


Ex Input:
Clinical assessment of norepinephrine transporter blockade through biochemical and pharmacological profiles.

Ex Output:

norepinephrine transporter