00342nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001400078100002100092245005700113260001500170650002300185178420261006003550.0120911s9999    xx            000 0 und d  a0471573663  a547.1 SCU  aScudder, Paul H.  aElectron flow in organic chemistry / Paul H. Scudder  aJohn Wiley  aChemistry, organic