... r-7,t-8,t-9,t-10-tetrahydroxy-7,8,9,10-tetrahydro-B[a]P (RTTT), r-7,t-8, c-9,t-10-tetrahydroxy-7,8,9,10-tetrahydro-B[a]P (RTCT), r-7,t-8,c-9,c-1 0- tetra-hydroxy-7,8,9,10-tetrahydro-B[a]P (RTCC) were obtainedfrom ... phosphatidylinos-itol; P A, phosphatidic acid; B[a]P, benzo[a]pyrene; DE2, diolepoxide 2(r-7,t-8-dihydroxy-t-9,10-epoxy-7,8,9,10-tetrahydro-B[a]P); DE1,diolepoxide 1 (r-7,t-8-dihydroxy-c-9,10-epoxy-7,8,9,10-tetrahydro-B[a]P); ... to (– )-7 R,8R-dihydroxy-7, 8- dihydrobenzo[a]pyrene ((– )-7 ,8-diol) and then metabolizedby CYP1A1 to the ultimately genotoxic r-7,t-8-dihydroxy-t-9,10-epoxy-7,8,9,10-tetrahydro-B[a]P (so-c alled...