10-N(2)-Deoxyguanosine-3-nitrobenzo(a)pyrene-7,8,9-triol 62624-73-1 Guanosine, 2'-deoxy-N-(7,8,9,10-tetrahydro-7,8,9-trihydroxybenzo(a)pyren-10-yl)- Ndg-nbpde