Showing structure for (2s)-2-{[(2e)-5-[(1s,5s,6s,7s,9s)-5,9-dimethyl-4-oxo-8-oxatetracyclo[7.2.1.1⁷,¹⁰.0¹,⁶]tridec-2-en-5-yl]-1-hydroxy-2-methylpent-2-en-1-ylidene]amino}-4-(c-hydroxycarbonimidoyl)butanoic acid