LEADER 00810nam2 22002171i 450 
001 990002276800403321
035   $a000227680
035   $aFED01000227680
035   $a(Aleph)000227680FED01
035   $a000227680
100   $a20030801d--------km-y0itay50------ba
200 1 $a6-(Pentylthio)- and 6-(Cyclopentylthio)-purine and 6-(Methylthio)- and 6-(Ethylthio)-9-beta-D-ribofuranosyl-9H-purine. New York, 1968, v. 1, p. 258-261.
463  0$1001000221633
701  1$aJohnston,$bThomas P.$094820
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
912   $a990002276800403321
959   $aFFABC
996   $a6-(Pentylthio)- and 6-(Cyclopentylthio)-purine and 6-(Methylthio)- and 6-(Ethylthio)-9-beta-D-ribofuranosyl-9H-purine. New York, 1968, v. 1, p. 258-261$9386884
997   $aUNINA
DB    $aING01