000			00309cam a2200145 4500
999			_c402 _d402
082			_a548 GUR
100	1		_aGurtu,J.N
100	1		_aGurtu ,Sunaina
245	1	0	_aCrystalline State
260			_aIndia _bPragati _c1970
300			_a31p
650		0	_acrystalline
650		0	_aaromatic substitiution
942			_cBK