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: CNC1CCC(c2c[nH]c3ccc(NC(=N)c4cccs4)cc23)CC1
b: COc1cc(N)c(Cl)cc1C(=O)NC1CCN(Cc2ccccc2)CC1
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}
N-[3-[4-(methylamino)cyclohexyl]-1H-indol-5-yl]thiophene-2-carboximidamide