Task: Answer the MCQ question.
Question: Which compound exhibits a -0.476\% 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.) CCCCC(=O)Nc1ccc(C(=O)NNC(=S)NC(=O)c2ccccc2[N+](=O)[O-])cc1
b.) C=CCOc1c(Cl)cc(CNCCC)cc1Cl.Cl
c.) COc1ccccc1-n1cnnc1SCC(=O)NCc1cccs1
d.) CCc1ccc(CNC(=O)CCc2nnc(CCc3ccc(OC)cc3)o2)nc1
e.) Nc1nnc(SCC(=O)Nc2ccc3nc(SCC(=O)Nc4ccccc4)sc3c2)s1
Answer: b. C=CCOc1c(Cl)cc(CNCCC)cc1Cl.Cl
{#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=CCOc1c(Cl)cc(CNCCC)cc1Cl.Cl
C=CCOc1c(Cl)cc(CNCCC)cc1Cl.Cl
N-[(3,5-dichloro-4-prop-2-enoxyphenyl)methyl]propan-1-amine;hydrochloride