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 other words.
Options:
a: O=C(C=Cc1ccc2c(c1)CN(S(=O)(=O)c1ccccc1)C2)NO
b: C=C(N(C)Cc1ccc(-c2ccccc2)cc1)N1CCN(C(C)C)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}
3-[2-(benzenesulfonyl)-1,3-dihydroisoindol-5-yl]-N-hydroxyprop-2-enamide