2-(2-(3-allyl-4-hydroxybenzoyl)hydrazono)acetic acid

(2S,5R,6R)-6-[[2-[[(2E)-2-[(4-hydroxy-3-prop-2-enylbenzoyl)hydrazinylidene]acetyl]amino]-2-phenylacetyl]amino]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid