Any chemical compound having a pyrrole ring fused to a benzene ring in 2 and 3 positions

On bedside urinary testing : qualitative albumen and sugar / by Geo. Oliver.

The clinical chemistry of monoamines / edited by Harold Varley and A.H. Gowenlock.

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On bedside urinary testing : qualitative albumen and sugar / by Geo. Oliver.

The clinical chemistry of monoamines / edited by Harold Varley and A.H. Gowenlock.