Q0F q0f [(1~{R},2~{R},3~{S},5~{S},6~{S},16~{E},18~{E},20~{R},21~{S})-11-chloranyl-12,20-dimethoxy-2,5,9,16-tetramethyl-21-oxidanyl-8,23-bis(oxidanylidene)-4,24-dioxa-9,22-diazatetracyclo[19.3.1.1^{10,14}.0^{3,5}]hexacosa-10(26),11,13,16,18-pentaen-6-yl] pent-4-enoate Q0F