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6-oxa-spiro[4.5]decan-9-one
2-[9-(pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl]acetonitrile
cyclopentanone
(+/-)-6-oxaspiro[4.5]decan-9-ol
2-[(9R)-9-(pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl]acetonitrile