Soon, however, Robert Koch found through an Atoxyl trial in German East Africa that some 2 % of patients were blinded via atrophy of the optic nerve . or " aminophenyl arsonic acid " which suggested possible derivatives.
2.
"' Arsanilic acid "', also known as "'aminophenyl arsenic acid "'or "'aminophenyl arsonic acid "', is an organoarsenic compound, an amino derivative of phenylarsonic acid whose amine group is in the 4-position.
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