Task: Answer the MCQ question.
Question: Which drug exhibits a 12.304% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] C=CCn1c(Cc2cccs2)nnc1SCC(=O)Nc1cc(OC)cc(OC)c1
[b] Cc1nnc(N(CCC#N)CCC#N)s1
[c] CCN(CC)C(=O)COc1ccc(Br)cc1Cl
[d] Cc1[nH]ccc2c1[nH]c1cc(=O)ccc12
[e] Cc1nc2c(cc1C(=O)/C=C/c1ccccc1F)CCCC2
Answer: b. Cc1nnc(N(CCC#N)CCC#N)s1
{#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#}
Cc1nnc(N(CCC#N)CCC#N)s1
Cc1nnc(N(CCC#N)CCC#N)s1
3-[2-cyanoethyl-(5-methyl-1,3,4-thiadiazol-2-yl)amino]propanenitrile