Synonyms: MicrocystinLA, 5-L-arginine-; Microcystin LR (9CI);1,4,7,10,14,17,21-Heptaazacyclopentacosane, cyclic peptide deriv.; Akerstox;Cyanoginosin LA, 5-L-arginine-; Cyanoginosin LR; Cyclo[2,3-didehydro-N-methylalanyl-D-alanyl-L-leucyl-erythro-3-methyl-D-b-aspartyl-L-arginyl-(2S,3S,4E,6E,8S,9S)-4,5,6,7-tetradehydro-9-methoxy-2,6,8-trimethyl-10-phenyl-3-aminodecanoyl-D-g-glutamyl]; MCLR; MCYST-LR; ToxinI (Microcystis aeruginosa); Toxin T 17 (Microcystis aeruginosa)