143494-72-8 2-Ethyl-4-((2'-(1H-1,2,3,4-tetrazol-5-yl)biphenyl-4-yl)methoxy)quinoline hydrochloride D 8731 D-8731 Ici D8731 Ici-D8731 Quinoline, 2-ethyl-4-((2'-(1H-tetrazol-5-yl)(1,1'-biphenyl)-4-yl)methoxy)- ZD 8731 Zeneca ZD8731