IUPAC:13-hydroxy-12,14-dioxa-13lambda5-phosphapentacyclo[13.8.0.0^{2,11}.0^{3,8}.0^{18,23}]tricosa-1(15),2(11),3,5,7,9,16,18,20,22-decaen-13-one
IUPAC:13-hydroxy-12,14-dioxa-13lambda5-phosphapentacyclo[13.8.0.0^{2,11}.0^{3,8}.0^{18,23}]tricosa-1(15),2(11),3,5,7,9,16,18,20,22-decaen-13-one