31298-54-1 5-18-03-00016 (Beilstein Handbook Reference) 7-Oxabicyclo(4.1.0)hept-3-en-2-one, 5-hydroxy-3-(1-hydroxy-3-methyl-2-butenyl)-, (1S-(1-alpha,3(S*),5-alpha,6-alpha))- Antibiotic SL-3042 BRN 1247073 Panepoxydone SL-3042