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Table 5 Alkaloids shared between skins of M. rubriventris

From: Alkaloids from single skins of the Argentinian toad Melanophryniscus rubriventris (ANURA, BUFONIDAE): An unexpected variability in alkaloid profiles and a profusion of new structures

Site 1 2 3 4 5 6 7 8 9 10
1 --- 28 26 29 13 9 17 19 10 7
2 --- --- 28 29 14 11 12 15 10 7
3 --- --- --- 29 11 9 7 11 12 8
4 --- --- --- --- 14 14 15 15 11 7
5 --- --- --- --- --- 14 8 10 9 5
6 --- --- --- --- --- --- 8 8 7 6
7 --- --- --- --- --- --- --- 24 4 3
8 --- --- --- --- --- --- --- --- 7 4
9 --- --- --- --- --- --- --- --- --- 20