答
盐酸布他沙明用途Butoxamine hydrochloride is a beta-2 selective adrenergic antagonist. It is used primarily in animal and tissue experiments to characterize beta-2 receptor involvement and identify beta-2 receptors..
答
乙虫腈用途Ethiprole is a chiral phenylpyrazole insecticide. Specifically, it is used to used to control chewing and sucking insects in rice, fruit and vegetable crops.