The molecule is a cyclic tripyrrole derivative that consists of three isoindole-type units, with the connecting carbon atoms replaced by nitrogen. The parent of the class of subphthalocyanines. It is a conjugate acid of a subphthalocyaninate(2-).
2,11,20,28,29,30-hexazaheptacyclo[19.6.1.13,10.112,19.04,9.013,18.022,27]triaconta-1,3,5,7,9,11,13,15,17,19,21(28),22,24,26-tetradecaene