4a,12b-Dihydro-4a,8,12b-trihydroxy-4-methylbenz(a)anthracene-2,7,12(lH)-trione 56257-16-0 Antibiotic SS-228 Y BENZ(a)ANTHRACENE-2,7,12(1H)-TRIONE, 4a,12b-DIHYDRO-4-METHYL-4a,8,12b-TRIHYDROXY BRN 2017066 Benz(a)anthracene-2,7,12(1H)-trione, 4a,12b-dihydro-4-methyl-4a,8,12b-trihydroxy- SS-228 Y