Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a -0.629\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. CC(C)Cc1c(O)nc(SCC(=O)Nc2ccc3c(c2)CCC3)[nH]c1=O
b. CCOC(=O)c1cc(C)sc1NC(=O)CCC(=O)O
c. O=C(Nc1cccc(C(=O)N2CCCC2)c1)c1ccccc1Cl
d. Cc1cc2nsnc2c(S(=O)(=O)N2CCN=C2Cc2ccccc2)c1C
e. Cc1ccc(-c2c(C#N)cnc3c(N=Nc4ccccc4Cl)c(N)nn23)cc1
Answer: b. CCOC(=O)c1cc(C)sc1NC(=O)CCC(=O)O
{#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#}
CCOC(=O)c1cc(C)sc1NC(=O)CCC(=O)O
CCOC(=O)c1cc(C)sc1NC(=O)CCC(=O)O
4-[(3-ethoxycarbonyl-5-methylthiophen-2-yl)amino]-4-oxobutanoic acid