Task: Answer the MCQ question.
Question: Which compound exhibits a 17.181\% 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] CCn1c(SCC(=O)NC(C)c2ccccc2)nc2ccccc21
[b] CCc1sc(C(=O)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2OC)cc1C
[c] COc1cccc(-c2nc(NCc3cccnc3)c3ccccc3n2)c1O
[d] Cc1ccc(S(=O)(=O)Nc2cnn(-c3ccccc3)c(=O)c2Cl)cc1
Answer: a. CCn1c(SCC(=O)NC(C)c2ccccc2)nc2ccccc21
{#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#}
CCn1c(SCC(=O)NC(C)c2ccccc2)nc2ccccc21
CCn1c(SCC(=O)NC(C)c2ccccc2)nc2ccccc21
2-(1-ethylbenzimidazol-2-yl)sulfanyl-N-(1-phenylethyl)acetamide