(1R,2S)-2-Amino-4-methylenecyclopentane-1-carboxylic acid 198022-65-0 526194-96-7 BAY 10-8888 Cyclopentanecarboxylic acid, 2-amino-4-methylene-, (1R,2S)- Cyclopentanecarboxylic acid, 2-amino-4-methylene-, (1R-cis)- Icofungipen Icofungipen [INN] PLD 118