Synonyms: EchinocandinB, 1-[(4R,5R)-4,5-dihydroxy-N2-(1-oxohexadecyl)-L-ornithine]-;1H-Dipyrrolo[2,1-c:2',1'-l][1,4,7,10,13,16]hexaazacycloheneicosine, cyclicpeptide deriv.; L-Proline,(4R,5R)-4,5-dihydroxy-N2-(1-oxohexadecyl)-L-ornithyl-L-threonyl-trans-4-hydroxy-L-prolyl-(S)-4-hydroxy-4-(4-hydroxyphenyl)-L-threonyl-L-threonyl-3-hydroxy-4-methyl-,cyclic (6®1)-peptide, (2a,3b,4b)-