Task: Answer the MCQ question.
Question: Which compound exhibits a 0.174\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] O=C(CN(Cc1ccco1)C(=O)Cn1nnc(-c2ccc(F)cc2)n1)NC1CCCC1
[b] O=C1CCN(S(=O)(=O)c2ccc(Br)cc2)CCN1
[c] CCOC(=O)c1ccccc1NC1OC(=O)c2ccccc21
[d] CC(C)CNC(=O)CSc1ccc(Cl)cc1
Answer: d. CC(C)CNC(=O)CSc1ccc(Cl)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#}
2-(4-chlorophenyl)sulfanyl-N-(2-methylpropyl)acetamide