Chemistry is traditionally divided into organic and inorganic chemistry. COA of Formula: C11H19NO5, The former is the study of compounds containing at least one carbon-hydrogen bonds.In a patent，Which mentioned a new discovery about 139009-66-8
Chemical equations presented. Hoiamide C was synthesized in 16 steps with an overall yield of 1.8% starting from homoallylic alcohol 18, unambiguously confirming its structure.
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Reference：
Oxazolidine – Wikipedia,
Oxazolidine | C3H2389NO – PubChem