IUPAC:15-chloro-21,23-difluoro-16-hydroxy-8,11-dioxa-18lambda6-thia-19-azatetracyclo[18.3.1.1^{13,17}.0^{2,7}]pentacosa-1(24),2,4,6,13,15,17(25),20,22-nonaene-12,18,18-trione
IUPAC:15-chloro-21,23-difluoro-16-hydroxy-8,11-dioxa-18lambda6-thia-19-azatetracyclo[18.3.1.1^{13,17}.0^{2,7}]pentacosa-1(24),2,4,6,13,15,17(25),20,22-nonaene-12,18,18-trione