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[Multi-part heterocyclic compounds].
RUZICKA L, KOBELT M, et al. RUZICKA L, et al. Among authors: kobelt m. Helv Chim Acta. 1949 Mar 15;32(2):544-52. doi: 10.1002/hlca.19490320224. Helv Chim Acta. 1949. PMID: 18116968 German. No abstract available.