Any of a large class of organic compounds with a characteristic molecular structure containing four rings of carbon atoms (three six-membered and one five) and associated derivatives; includes many hormones, alkaloids, and vitamins.
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This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets, has been developed and issued under the Authority of the issuing Pharmacopoeia.