Task: Answer the multiple-choice question.
Query: Which drug has a 4.067\% 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 additional words.
Options:
[a] O=C(N/N=C/c1cc(Br)cs1)c1c[nH]c2ccccc12
[b] CN(CC(=O)NCc1ccccn1)S(=O)(=O)c1ccc(Br)cc1
[c] CCNc1nc(NC(C)(C)C)nc(N2CCCC2)n1
[d] C=CCN(c1ccccc1Cl)S(=O)(=O)c1cccc(C(=O)OCC(=O)N(C)C2CCS(=O)(=O)C2)c1
Answer: b. CN(CC(=O)NCc1ccccn1)S(=O)(=O)c1ccc(Br)cc1
{#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#}
CN(CC(=O)NCc1ccccn1)S(=O)(=O)c1ccc(Br)cc1
CN(CC(=O)NCc1ccccn1)S(=O)(=O)c1ccc(Br)cc1
2-[(4-bromophenyl)sulfonyl-methylamino]-N-(pyridin-2-ylmethyl)acetamide