2007-01-19T12:49:32.38b4c7c350-a9c7-45fc-89a8-d381aaa0b3dc2007-01-19T12:50:55.14false1,2-Benzo-9-thiafluoreneBenzo[a]dibenzothiopheneNaphtho[1,2-b]thianaphtheneNSC 89259Benzo[b]naphtho[2,1-d]thiophene