Table 1: ESI-MS and ESI-MSn product ions of proanthocyanidins and procyanidins occurring in the bark of R. mangle.

[M–H]Product ions

289137 [M–152–H], 271 [M–18–H]
577289 [M–288–H], 137 [M–152–H], 271 [M–18–H]
597451 [M–146–H]
1173885 [M–288–H], 733 [M–288–152–H],
587 [M–288–152–146–H]