181305-42-0 AIDS-033422 AIDS033422 N-[2-(3,6-Dimethoxy-2-fluorophenethyl)]-N'-[2-(5-chloropyridyl)]thiourea PETT deriv. Thiourea, N-(5-chloro-2-pyridinyl)-N'-[2-(2-fluoro-3,6-dimethoxyphenyl)ethyl]-