Sporidesmolide III
Setomimycin
Sporidesmolide V
Sartorypyrone A
Skyrin
Endothianin, Rhodophyscin, Skirin
Stictic acid
NSC 87511, Scopularic acid, Pseudopsoromic acid, Stereocaulonic acid, Stictaic acid
Sclerotigenin
Spirolaxine
Spirohexenolide A