2-ethylhydrazide-5,6,7,8-tetrahydro-8-hydroxy-7-hydroxymethyl-5-(3,4,5-trimethoxyphenyl)-naphtho(2,3)-1,3-dioxole-6-carboxylic acid
acid, carboxylic acid, hydrazine ligand, hydroxide, hydroxyl(organic), multiple rings, nitrogen, organic acid, oxygen, phenyl benzene