Neopetasitenine | ACETYLFUKINOTOXIN | Neopetasitenineã€neutral】 | (15R,20R)-12-Acetoxy-15,20-epoxy-15,20-dihydro-4-methyl-4,8-secosenecionan-8,11,16-trione | (1R,4R,6R,7R,3'R)-7-Acetoxy-6,7,14,3'-tetramethyl-2,9-dioxa-14-azaspiro[bicyclo[9.5.1]heptadeca-11-ene-4,2'-oxirane]-3,8,17-trione |
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