Task: Answer the MCQ question.
Query: Which drug has a -0.809\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) CCC(C)(C)C1CCC(NC(=O)c2ccc(S(=O)(=O)N3CCOCC3)cc2)CC1
(b) CN(C)N1C(N)=C(C#N)C(c2ccc(Cl)cc2)C2=C1CCCC2=O
(c) C=CCn1c(COc2ccc3c(c2)CCCC3)nnc1SCC(=O)Nc1cccc(SC)c1
(d) O=C(c1ccc(Cl)c([N+](=O)[O-])c1)N1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1
(e) CCn1c(SCc2nc(N)nc(N3CCCCC3)n2)nc2c1c(=O)n(C)c(=O)n2C
Answer: b. CN(C)N1C(N)=C(C#N)C(c2ccc(Cl)cc2)C2=C1CCCC2=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#}
CN(C)N1C(N)=C(C#N)C(c2ccc(Cl)cc2)C2=C1CCCC2=O
CN(C)N1C(N)=C(C#N)C(c2ccc(Cl)cc2)C2=C1CCCC2=O
2-amino-4-(4-chlorophenyl)-1-(dimethylamino)-5-oxo-4,6,7,8-tetrahydroquinoline-3-carbonitrile