2,3-Dihydroxy-N-(3-((4-((2,3-dihydroxybenzoyl)amino)butyl)amino)propyl)benzamide HCl H2O 54135-84-1 74427-44-4 Benzamide, 2,3-dihydroxy-N-(3-((4-((2,3-dihydroxybenzoyl)amino)butyl)amino)propyl)-, hydrochloride, hydrate N(sup 1),N(sup 8)-Bis(2,3-dihydroxybenzoyl)spermidine hydrochloride hydrate