Task: Answer the multiple choice question.
Query: Which drug has a -4.317% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. COc1cccc(OC)c1C(=O)Nc1ccc(Cc2ccncc2)cc1
b. CCC1(C)Cc2c(C#N)c(N)sc(=S)c2CO1
c. CCn1cnc2cc(NCc3cccc(OC)c3O)ccc21
d. Clc1ccc(C(c2ccccc2Cl)C(Cl)Cl)cc1
e. CCS(=O)(=O)N1CCN(c2ccc([N+](=O)[O-])c(NCc3ccccc3)c2)CC1
Answer: b. CCC1(C)Cc2c(C#N)c(N)sc(=S)c2CO1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCC1(C)Cc2c(C#N)c(N)sc(=S)c2CO1
CCC1(C)Cc2c(C#N)c(N)sc(=S)c2CO1
6-amino-3-ethyl-3-methyl-8-sulfanylidene-1,4-dihydrothiopyrano[3,4-c]pyran-5-carbonitrile