Task: Answer the MCQ question.
Query: Which drug exhibits a 0.298\% human ether-à-go-go related gene (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 additional words.
Options:
(a) Cc1ccc(N2CC(C(=O)N3CCC4(CC3)CC(=O)c3ccccc3O4)CC2=O)cc1
(b) Cc1oc2ccc(OCc3cccc(Cl)c3)cc2c1C(=O)O
(c) COc1cccc(C(=O)NC(=S)Nc2ccc(N3CCCC3)cc2)c1
(d) CCCCOc1ccc(S(=O)(=O)NC(=O)NCc2ccc(OCCC)cc2)cc1
(e) COc1ccc2c(c1OC)C(=O)OC2Nc1nc(-c2ccc([N+](=O)[O-])cc2)cs1
Answer: b. Cc1oc2ccc(OCc3cccc(Cl)c3)cc2c1C(=O)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#}
Cc1oc2ccc(OCc3cccc(Cl)c3)cc2c1C(=O)O
Cc1oc2ccc(OCc3cccc(Cl)c3)cc2c1C(=O)O
5-[(3-chlorophenyl)methoxy]-2-methyl-1-benzofuran-3-carboxylic acid