C/C=C/C=C/CC[C@@]1(O)[C@H](C)C(=O)N2CCC[C@@]21CO (3S,4R,5S)-4-((3E,5E)-hepta-3,5-dien-1-yl)-4-hydroxy-5-(hydroxymethyl)-3-methyl-1-azabicyclo[3.3.0]octan-2-one