000 00283pam a2200109a 44500
008 230405s1991 xxu||||| |||| 00| 0 eng d
041 _aENG
100 _aG R CHATWAL
245 _aPHARMACETICAL CHEMISTRY ORGANIC
260 _a
_bHIMALAYA PUBLSHING HOUSE BOMBAY
_c1991
906 _a5389
999 _c270828
_d270828