Nonylprodigiosin

Cyclononylprodiginine

2-Methoxy-3,22-epinitrilo-5,8:18,21-diepiminocyclodocosa-1,3,5,7,18,20-hexaene

4-Methoxy-23,24,25-triazatetracyclo[18.2.1.12,5.17,10]pentacosa-2(25),3,5,7,9,20,22(1)-heptaene

4-Methoxy-23,24,25-triazatetracyclo[18.2.1.12,5.17,10]pentacosa-1(22),2(25),3,5,7,9,20-heptaene