Synonyms: Cyclosporin;Restasis;Cyclosporine A;cyclosporin A;Antibiotic S 7481F1;30-ethyl-33-[(4E)-1-hydroxy-2-methylhex-4-en-1-yl]-1,4,7,10,12,15,19,25,28-nonamethyl-3,21-bis(1-methylethyl)-6,9,18,24-tetrakis(2-methylpropyl)-1,4,7,10,13,16,19,22,25,28,31-undecaazacyclotritriacontane-2,5,8,11,14,17,20,23,26,29,32-undecone;(3S,6S,9S,12R,15S,18S,21S,24S,30S,33S)-30-ethyl-33-[(1R,2R,4E)-1-hydroxy-2-methylhex-4-en-1-yl]-1,4,7,10,12,15,19,25,28-nonamethyl-3,21-bis(1-methylethyl)-6,9,18,24-tetrakis(2-methylpropyl)-1,4,7,10,13,16,19,22,25,28,31-undecaazacyclotritriacontane-2,5,8,11,14,17,20,23,26,29,32-undecone