CH3(CH2)2COOCH2OH
CH3CH2COOCHOHCH3
CH3COO(CH2)2CH2OH
CH3COOCH2CHOHCH3
CH3COOCHOHCH2CH3
CH2OH(CH2)2COOCH3
CH3CHOHCH2COOCH3
CH3CH2CHOHCOOCH3
CH2OHCH2COOCH2CH3
CH3CHOHCOOCH2CH3
CH2OHCOO(CH2)2CH3
CH3(CH2)2COOCH2OH
CH3CH2COOCHOHCH3
CH3COO(CH2)2CH2OH
CH3COOCH2CHOHCH3
CH3COOCHOHCH2CH3
CH2OH(CH2)2COOCH3
CH3CHOHCH2COOCH3
CH3CH2CHOHCOOCH3
CH2OHCH2COOCH2CH3
CH3CHOHCOOCH2CH3
CH2OHCOO(CH2)2CH3