00683cam a22002297a 4500003000500000005001700005008004100022010001000063011001000073020001500083035001000098040000900108082001300117100002200130245007000152260004500222300002300267490005500290650002600345650002700371830005500398CHAP20220329142422.0010110d2000    us      r     00110 eng d  a83175  a84147  a0849391431  a94666  cCHAP04a547bW5500aWilliams, Andrew.10aConcerted organic and bio-organic mechanismsc/by Andrew Williams  aBoca Raton, Florida :bCRC Press,c2000.  a286 p. :bgráfs. 0aNew directions in organic and biological chemistry14aQuímica orgánica.14aQuímicaxReacciones.00aNew directions in organic and biological chemistry