Task: Answer the MCQ question.
Question: Which compound exhibits a 22.478% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCOC(=O)c1sc(NC(=O)Nc2ccc(Cl)cc2)cc1C
[b] COCCn1nnnc1C(c1cccc(OC)c1OC)N1CCN(C(=O)c2ccco2)CC1.Cl
[c] Cc1ccc(NC(=O)CCNC(=O)c2ccc(Br)cc2)cc1S(=O)(=O)N1CCCCCC1
[d] CCOC(=O)Cn1nc(C)c(NC(=O)c2ccc(Cl)c([N+](=O)[O-])c2)c1C
Answer: a. CCOC(=O)c1sc(NC(=O)Nc2ccc(Cl)cc2)cc1C
{#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#}
CCOC(=O)c1sc(NC(=O)Nc2ccc(Cl)cc2)cc1C
CCOC(=O)c1sc(NC(=O)Nc2ccc(Cl)cc2)cc1C
ethyl 5-[(4-chlorophenyl)carbamoylamino]-3-methylthiophene-2-carboxylate