1-Oxaspiro(2.5)octane-5,6-diol, 4-(2-methyl-3-(3-methyl-2-butenyl)oxiranyl)- 103470-60-6 4-(2-Methyl-3-(3-methyl-2-butenyl)oxiranyl)-1-oxaspiro(2.5)octane-5,6-diol FR 65814