IUPAC:14,17-dihydroxy-10-(pyridin-3-yl)-2-oxa-10-azatetracyclo[9.8.0.0^{3,8}.0^{13,18}]nonadeca-1(11),3,5,7,13,15,17-heptaene-12,19-dione
IUPAC:14,17-dihydroxy-10-(pyridin-3-yl)-2-oxa-10-azatetracyclo[9.8.0.0^{3,8}.0^{13,18}]nonadeca-1(11),3,5,7,13,15,17-heptaene-12,19-dione