Ion assignments

72.081 P (immonium ion)

86.098 L

102.057 E

147.111 y1

185.165 LV-28 (internal fragment w/ a loss of carbon monoxide - CO)

197.130 a2-18 (loss of water)

213.161 LV (internal fragment ion)

215.14 a2

225.125 b2-18

243.135 b2

262.141 y2

296.198 a3-18

324.192 b3-18

333.177 y3

342.203 b3

409.283 a4-18

437.277 b4-18

455.287 b4

462.220 y4

489.251

506.299

524.309 b5-18

538.788 +2 y10 +2

542.318 b5

577.249 y5

659.845 +2 precursor

664.281 y6

777.364 y7

846.389 y8-18

864.395 y8

959.478 y9-18

977.479 y9

1076.549 y10