3021782 MC-LR microcystin-LR 1245 3505608 MCYST-LR microcystin-LR 24 1256861 MLR microcystin-LR 10 2542703 MCY-LR microcystin-LR 9 265889 MC microcystin-LR 5 2845612 MIC-LR Microcystin-LR 3 1257071 M-LR Microcystin-LR 1 1228503 MCT Microcystin-LR 1