1,10-dioxa-4,7,13,16-tetraazacyclooctadecane-2,5,8,11,14,17-hexone, 4,13-dimethyl-6,15-bis[(1R)-1-methylpropyl]-9,18-bis(phenylmethyl)-, (6S,9R,15S,18R)- 9,18-Dibenzyl-6,15-di-sec-butyl-4,13-dimethyl-1,10-dioxa-4,7,13,16-tetraaza-cyclooctadecane-2,5,8,11,14,17-hexaone Hirsutellide A InChI=1/C36H48N4O8/c1-7-23(3)31-35(45)39(5)21-29(41)48-28(20-26-17-13-10-14-18-26)34(44)38-32(24(4)8-2)36(46)40(6)22-30(42)47-27(33(43)37-31)19-25-15-11-9-12-16-25/h9-18,23-24,27-28,31-32H,7-8,19-22H2,1-6H3,(H,37,43)(H,38,44)/t23-,24-,27-,28-,31+,32+/m1 rel-(6R,9S,15R,18S)-9,18-dibenzyl-4,13-dimethyl-6,15-bis[(1S)-1-methylpropyl]-1,10-dioxa-4,7,13,16-tetraazacyclooctadecane-2,5,8,11,14,17-hexone