tetracyclines

A subclass of polyketides having an octahydrotetracene-2-carboxamide skeleton, substituted with many hydroxy and other groups, e.g. chlortetracycline:
T06287
Source:
PAC, 1995, 67, 1307 (Glossary of class names of organic compounds and reactivity intermediates based on structure (IUPAC Recommendations 1995)) on page 1371