Synonyms: 16-oxapentacyclo[6.6.3.02,7.09,14.015,17]heptadeca-2,4,6,9,11,13-hexaene(non-preferred name);6372-67-4;NSC123011;AC1L5IOO;AC1Q7119;AR-1C0968;NSC-123011;16-oxapentacyclo[6.6.3.02,7.09,14.015,17]heptadeca-2,4,6,9,11,13-hexaene (non-preferred name)