170129-43-8

6-Oxa-13,20-dithia-3,10,17,22,23,24-hexaazatetracyclo[17.2.1.15,8.112,15]tetracosa-5(24),7,12(23),14,19(22),21-hexaene-2,9,16-trione,4,7-dimethyl-18-(1-methylethyl)-, [4S-(4R*,18S*)]-