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. 2009 Jun 26;191(17):5369–5376. doi: 10.1128/JB.00586-09

TABLE 3.

Identification of indole derivatives by mass spectrometry

Postulated derivative m/z predicted m/z found TLC spota
Indoxyl red 247.08659 247.08612 A
Indole trimer 364.14444 364.14379 B
Indole red 262.09749 262.09706 C
a

Spot from which the compound was isolated (see Fig. 4).