72175-33-8 EINECS 276-437-8 Methyl 3-bicyclo(2.2.1)hept-5-en-2-yl-3-methyloxirane-2-carboxylate Methyl 3-methyl-3-(bicyclo(2.2.1)hept-5-en-2-yl)-2-oxiranecarboxylate Oxiranecarboxylic acid, 3-bicyclo(2.2.1)hept-5-en-2-yl-3-methyl-, methyl ester