Echimidine; (1R,7aR)-7-((((R)-2,3-dihydroxy-2-((S)-1-hydroxyethyl)-3-methylbutanoyl)oxy)methyl)-7a-methyl-2,3,5,7a-tetrahydro-1H-pyrrolizin-1-yl (Z)-2-methylbut-2-enoate; CAS No.: 520-68-3; ChemShuttle s portfolio includes heterocycles such as (1R,7aR)-7-((((R)-2,3-dihydroxy-2-((S)-1-hydroxyethyl)-3-methylbutanoyl)oxy)methyl)-7a-methyl-2,3,5,7a-tetrahydro-1H-pyrrolizin-1-yl (Z)-2-methylbut-2-enoate, supporting natural product synthesis.