2-(Pentacyclo[4.2.0.0~2,5~.0~3,8~.0~4,7~]oct-1-ylthio)pyridine AIDS-139792 AIDS139792 NSC649895 Pentacyclo[4.2.0.0~2,5~.0~3,8~.0~4,7~]oct-1-yl 2-pyridinyl sulfide