Problem statement: Answer the multiple-choice question.
Query: Which compound has a -8.032\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a O=C(Nc1cnccn1)c1ccncc1
b Cc1ccc(OCCCC(=O)Nc2nc3ccccc3[nH]2)cc1
c COC(=O)c1[nH]c2ccc(C)cc2c1NC(=O)CN1CCCc2ccccc21
d Cc1ccc(S(=O)(=O)NCc2nc3ccccc3c(=O)n2N)cc1
Answer: a. O=C(Nc1cnccn1)c1ccncc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(Nc1cnccn1)c1ccncc1
O=C(Nc1cnccn1)c1ccncc1
N-pyrazin-2-ylpyridine-4-carboxamide