N'-(3-pent-4-enoxyphenyl)-N-[11,17,23-tris[[C-hydroxy-N-(3-pent-4-enoxyphenyl)carbonimidoyl]amino]-25,26,27,28-tetramethoxy-5-pentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(24),3,5,7(28),9,11,13(27),15(26),16,18,21(25),22-dodecaenyl]carbamimidic acid 以72%的产率得到2,6,39,43-Tetramethoxy-18,27,55,64-tetraoxa-10,12,33,35,47,49,70,72-octazaundecacyclo[42.30.1.13,73.15,9.17,38.113,17.128,32.136,40.142,46.150,54.165,69]tetraoctaconta-1(74),2,5,7,9(84),11,13(83),14,16,28,30,32(82),33,36(80),37,39,42,44,46(79),48,50(78),51,53,65,67,69(77),70,73(76)-octacosaene-11,34,48,71-tetrol