Patent ID: 8178650

Claim:
A cyclic depsipeptide-having the structure of formula (I): wherein an ester bond is formed between the carboxy group of A7 and the hydroxy group of A2, wherein the acyl residue X is CH 3 CH 2 CH(CH 3 )CO or (CH 3 ) 2 CHCO, A 1 is glutamine, glutamic acid, or a derivative thereof, A 2 is threonine, A 3 is leucine, A 4 is Ahp, 3-amino-piperidine-2-one, proline, 5-hydroxy-proline or a derivative thereof, A 5 is isoleucine, A 6 is tyrosine, N-Me-tyrosine or a derivative thereof, A 7 is isoleucine or valine, preferably isoleucine; or a pharmaceutically acceptable salt thereof.