英文别名Spiro[1,3-dioxolane-2,9'(6'H)-[2,7](epoxypentadeca[1,11,13]trienimino)naphtho[2,1-b]furan]-1',4,6',11'(2'H)-tetrone, 5',17',19',21'-tetrahydroxy-23'-methoxy-2',4',12',16',18',20',22'-heptamethyl-21'-acetate; Rifamycino; Rifaximin impurity F (EP); Rifaximin Impurity 6 (Rifaximin EP Impurity F); spiro(1,3-dioxolane-2,9’(6’h)-(2,7)(epoxypentadeca(1,11,13)trienimino)naphtho(; 4-O-Carboxymethyl-1-deoxy-1,4-dihydro-4-hydroxy-1-oxorifamycin γ-lactone; Rifomycin O; NSC 182391; 4-O-(CARBOXYMETHYL)-1-DEOXY-1,4-diHYDRO-4-HYDROXY-1-OXO-G-LACTONE 
