37574-47-3
3b,4a-Dihydrobenzo[1,12]tetrapheno[5,6-b]oxirene
→
56182-99-1
4-Methoxybenzo(a)pyrene
110418-68-3
(+/-)-trans-4-methoxy-5-hydroxy-4,5-dihydrobenzo[a]pyrene
+
37574-48-4
benzo[a]pyren-4-ol