Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C1CN(CCc2ccc(F)cc2)CCN1C1CCc2cc(CN3CCOCC3)ccc2C1
b: CN(Cc1ccc(C(F)(F)F)cc1)c1cc(C(=O)Nc2ccccc2)ncn1
Answer: b
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}
6-[methyl-[[4-(trifluoromethyl)phenyl]methyl]amino]-N-phenylpyrimidine-4-carboxamide