Problem statement: Answer the MCQ question.
Question: Which drug has a 0.168% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CCCCCc1nnc(N)s1
(b) CCN(C(=O)COC(=O)/C=C/c1ccc(S(=O)(=O)N2CCc3ccccc32)cc1)C1CCS(=O)(=O)C1
(c) CCNC(=O)C(=O)N/N=C/c1cc([N+](=O)[O-])ccc1O
(d) CSc1cc(-c2ccc(Cl)cc2)[nH]c(=O)c1C#N
Answer: a. CCCCCc1nnc(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#}
CCCCCc1nnc(N)s1
CCCCCc1nnc(N)s1
5-pentyl-1,3,4-thiadiazol-2-amine