24-chloro-3,3,6,6,9,9,12,12,15,15,18,18,21,21,24-pentadecamethyl-1-(trimethylsilyl)-1,4,7,10,13,16,19,22-pentacosaoctayne

24-methoxy-3,3,6,6,9,9,12,12,15,15,18,18,21,21,24-pentadecamethyl-1-(trimethylsilyl)-1,4,7,10,13,16,19,22-pentacosaoctayne

12-chloro-3,3,6,6,9,9,12-heptamethyl-1,4,7,10-tridecatetrayne

15-methoxy-3,3,6,6,9,9,12,12,15-nonamethyl-1-(trimethylsilyl)-1,4,7,10,13-hexadecapentayne