CC[C@H]1C[C@@H]2C[C@@H]3[C@H]4C/C=C/C(=O)NCCC(O)C5NC(=O)C(=C5O)C(=O)/C=C/[C@@H]4C[C@H](O)[C@H]3[C@@H]2[C@H]1C Heat-Stable Antifungal Factor