Compound: estriol
SMILES: CC34CCC1C(CCc2cc(O)ccc12)C3CC(O)C4O 
Molecular weight: 288.387
Number of H-bond donors: 3
Number of rings: 4
Number of rotatable bonds: 0
Polar surface area: 60.69
Minimum degree: 1
ESOL predicted log solubility (mol/L): -3.858
Measured log solubility (mol/L): -4.955