$l^{4},1$l^{4},2$l^{4},3$l^{4}-tetrathia-4$l^{3},5$l^{3},6$l^{3},7$l^{3}-tetraferrapentacyclo[BLAH.BLAH.BLAH.BLAH.BLAH.BLAH]octane;$l^{4},1$l^{4},2$l^{4}-trithia-3$l^{2},4$l^{2},5$l^{2},6$l^{3}-tetraferratricyclo[BLAH.BLAH.BLAH.BLAH]heptane