52216-90-7;NSC215246;AC1NRYSW;(3E)-3-propylideneoxolan-2-one;NSC-215246;(3E)-3-propylidene-tetrahydro-furan-2-one;InChI=1/C7H10O2/c1-2-3-6-4-5-9-7(6)8/h3H,2,4-5H2,1H3/b6-3
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