(1S,2S,4S)-2-chloro-7-oxabicyclo[2.2.1]hept-5-ene-2-carbonitrile 7-oxabicyclo[2.2.1]hept-5-ene-2-carbonitrile, 2-chloro-, (1S,2S,4S)- InChI=1/C7H6ClNO/c8-7(4-9)3-5-1-2-6(7)10-5/h1-2,5-6H,3H2/t5-,6+,7+/m1/s