Task: Answer the MCQ question.
Question: Which drug has a 2.278\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) Cc1cc(OCC(=O)Nc2ccc(N3CCN(C)CC3)cc2)ccc1Cl
b) Cc1cc(/C=C2\SC(=S)NC2=O)c(C)[nH]1
c) O=C(CCCCn1c(=O)c2ccccc2n(CC(=O)Nc2ccc(F)cc2)c1=O)NCc1ccco1
Answer: a. Cc1cc(OCC(=O)Nc2ccc(N3CCN(C)CC3)cc2)ccc1Cl
{#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#}
Cc1cc(OCC(=O)Nc2ccc(N3CCN(C)CC3)cc2)ccc1Cl
Cc1cc(OCC(=O)Nc2ccc(N3CCN(C)CC3)cc2)ccc1Cl
2-(4-chloro-3-methylphenoxy)-N-[4-(4-methylpiperazin-1-yl)phenyl]acetamide