英文名称
2-((8R,10S,13S,16R,17S)-16,17-Dihydroxy-10,13-dimethyl-3-oxo-6,7,8,10,12,13,16,17-octahydro-3H-cyclopenta[a]phenanthren-17-yl)-2-oxoethyl acetate (Budesonide Impurity 20)
Smiles Code
O=C(COC(C)=O)[C@@]1(O)[C@H](O)C=C2[C@]3([H])CCC4=CC(C=C[C@]4(C)C3=CC[C@@]21C)=O