Table 2.

Analysis of the ion fragmentation pattern 401.23 m/z (Figure 2(a)).

[M+18] +	[M+H] +	A	b	c	d	e
419	401	383	365	347	319	291
[M+H] + -a	a-b	b-c	c-d	d-e	Identification
18	18	18	28	28	Marinobufagin