Task: Answer the MCQ question.
Question: Which compound exhibits a 14.880\% 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 Cc1cccc(NC(=O)c2ccc(S(=O)(=O)N3CCN(C)CC3)cc2)c1C
b C=CCNC(=O)Nc1ccc(Br)cc1Cl
c Cc1ccc(S(=O)(=O)Oc2ccccc2/C=N/NC(N)=S)cc1
d Cc1cc(C(=O)OCC(=O)Nc2cccc(S(=O)(=O)N(C)C)c2)c2ccccc2n1
Answer: b. C=CCNC(=O)Nc1ccc(Br)cc1Cl
{#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#}
C=CCNC(=O)Nc1ccc(Br)cc1Cl
C=CCNC(=O)Nc1ccc(Br)cc1Cl
1-(4-bromo-2-chlorophenyl)-3-prop-2-enylurea