Task: Answer the MCQ question.
Query: Which drug exhibits a 18.615\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) CC12CCC(=O)N1C(C(=O)NNC(=O)c1ccccc1Cl)CS2
b) O=C(NCCC(=O)N1CCCC1)c1ccccc1Cl
c) COC(=O)c1sccc1-n1cccc1C(=O)C(=O)N1CC(C)OC(C)C1
d) Cc1ccccc1C(=O)NNS(=O)(=O)c1cccc([N+](=O)[O-])c1
Answer: b. O=C(NCCC(=O)N1CCCC1)c1ccccc1Cl
{#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#}
O=C(NCCC(=O)N1CCCC1)c1ccccc1Cl
O=C(NCCC(=O)N1CCCC1)c1ccccc1Cl
2-chloro-N-(3-oxo-3-pyrrolidin-1-ylpropyl)benzamide