trans-3-(4-hydroxyamido)-4-(4-(2-hydroxy-6-hydroxycarbonylbenzoyl)-3,5-dihydroxybenzoyloxyl)pyrrolidinium trifluoroacetate
trans-3-(4-hydroxyamido)-4-(4-(2-hydroxy-6-hydroxycarbonylbenzoyl)-3,5-dihydroxybenzoyloxyl)pyrrolidinium trifluoroacetate