Task: Answer the multiple-choice question.
Question: Which compound exhibits a 5.980\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: CCOC(=O)C1Cc2c([nH]c3ccccc23)C(C)N1.Cl
b: CCNC(=S)NNC(=O)c1ccoc1C
c: Cc1ccc(S(=O)(=O)c2nc(S(C)(=O)=O)sc2N2CCN(C)CC2)cc1
d: O=C(C1CCC1)N1CCN(S(=O)(=O)c2ccc([N+](=O)[O-])cc2)CC1
e: Cc1nn(C(C)(C)C)c(OC(=O)c2ccc3c(c2)OCO3)c1S(=O)(=O)c1ccccc1
Answer: b. CCNC(=S)NNC(=O)c1ccoc1C
{#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#}
CCNC(=S)NNC(=O)c1ccoc1C
CCNC(=S)NNC(=O)c1ccoc1C
1-ethyl-3-[(2-methylfuran-3-carbonyl)amino]thiourea