Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CC(C)COc1cccc(C=C2SC(O)=NC2=O)c1N1CCC[C@@H](N)C1
b: CCc1cc(C(=O)NC2CC(C)(C)Oc3nc(-c4ccc(Cl)cc4Cl)c(-c4ccc(Cl)cc4)cc32)n[nH]1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
5-[[2-[(3R)-3-azanylpiperidin-1-yl]-3-(2-methylpropoxy)phenyl]methylidene]-2-oxidanyl-1,3-thiazol-4-one