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Table 5 Aromatic compounds identified in the two studied charcoal-bearing samples from 88-m- and 93-m-depth of borehole RMB#2 in the Rajmahal Basin. The peak assignment is according to Fig. 13 below

From: Palaeobotanical and biomarker evidence for Early Permian (Artinskian) wildfire in the Rajmahal Basin, India

Peak number

Compound

Molecular ion

1

Anthracene

178

2

Dimethyldibenzofuran

196

3

3-Methylphenanthrene

192

4

2-Methylphenanthrene

192

5

9-Methylphenanthrene/4-Methylphenanthrene

192

6

1-Methylphenanthrene

192

7

Fluoranthene

202

8

Ethyl methylanthracene

220

9

Pyrene

202

10

4-Phenyldibenzofuran?

244

11

Benzo[a]anthracene?

228

12

Methylbenzo[a]anthracene

242

13

Methylbenzo[c]phenanthrene

242

14

4-Phenylphenanthrene

254

15

Benzofluoranthenes

252

16

Benzo[e]pyrene

252

17

Benzo[a]pyrene

252

18

Perylene

252

19

3-Methylcholanthrene

268

20

Indeno[1,2,3-cd]pyrene

276

21

Benzo[g,h,i]perylene

276