Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1c(C)n(Cc2ccccc2)c2ncnc(OC3CCN(Cc4cscn4)CC3)c12
b: COc1cc([C@@]2(O)CCN(CC(N)=O)C[C@@H]2O)ccc1Nc1ncc2ccc(-c3ccccc3OC)n2n1
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}
4-[[4-(7-benzyl-5,6-dimethylpyrrolo[2,3-d]pyrimidin-4-yl)oxypiperidin-1-yl]methyl]-1,3-thiazole