3,6-Imino-1H-2-oxa-11c-azanaphth(1,2,3-cd)azulene-5-carboxylic acid, 2a,3,4,5,6,6a,7,11b-octahydro-11-methoxy-12-methyl-, (2a-alpha,3-alpha,5-alpha,6-alpha,6a-alpha,11b-alpha)-, (-)- 84573-33-1 Antibiotic DC 52 DC 52 Quinocarcin