000 00284nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aAyodhya Singh Seema Singh
245 0 _aOrganic chemistry of natural products
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c106622
_d106622