Task: Answer the multiple choice question.
Query: Which compound exhibits a 24.587\% 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 additional words.
Options:
[a] CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N1CCC(C(=O)N[C@@H](Cc2c[nH]c3ccccc23)C(=O)O)CC1
[b] O=S(=O)(Nc1nc2ccccc2nc1NCc1ccco1)c1ccc(Cl)cc1
[c] COc1cccc(NC(=S)N(CCCN2CCCC2)Cc2ccco2)c1
[d] Cc1cc2cc(CNC(=S)Nc3ccc(OC(F)F)cc3)ccc2n1C
Answer: a. CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N1CCC(C(=O)N[C@@H](Cc2c[nH]c3ccccc23)C(=O)O)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#}
CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N1CCC(C(=O)N[C@@H](Cc2c[nH]c3ccccc23)C(=O)O)CC1
CSCC[C@H](NC(=O)OC(C)(C)C)C(=O)N1CCC(C(=O)N[C@@H](Cc2c[nH]c3ccccc23)C(=O)O)CC1
(2S)-3-(1H-indol-3-yl)-2-[[1-[(2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-4-methylsulfanylbutanoyl]piperidine-4-carbonyl]amino]propanoic acid