3-f)quinoline-2,7,9-tricarboxylicacid,4,5-dihydro-4,5-dioxo-1h-pyrrolo(di; PQQ; METHOXATIN DISODIUM SALT; PQQ,Pyrrolo-quinoline-quinone disodium salt; disodium4,5-dihydro-4,5-dioxo-1h-pyrrolo(2,3-f)quinoline-2,7,9-tricarboxylat; Methoxatin disodium salt
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