(1S,2S,4R)-spiro[bicyclo[2.2.1]heptane-2,2'-oxirane] InChI=1/C8H12O/c1-2-7-3-6(1)4-8(7)5-9-8/h6-7H,1-5H2/t6-,7+,8-/m1/s spiro[bicyclo[2.2.1]heptane-2,2'-oxirane], (1S,2S,4R)-