00659nam2 22002171i 450 990002248490403321000224849FED01000224849(Aleph)000224849FED0100022484920030801d--------km-y0itay50------baSynthetic methods in pteridine chemistrysome applications to pteridine natural products. Berlin, 1983, p. 23-50.001000222334Taylor,Edward C.93055ITUNINARICAUNIMARCBK990002248490403321FFABCSynthetic methods in pteridine chemistry398605UNINAING01