Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 2.180\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: O=C(c1cc(-c2ccc3c(c2)OCO3)on1)N1CCN(c2ccc(F)cc2)CC1
b: CCOc1ccccc1OCCC(=O)OCC(=O)c1ccc[nH]1
c: O=C(/C=C/c1ccco1)Nc1sc2c(c1C(=O)O)CCC2
Answer: c. O=C(/C=C/c1ccco1)Nc1sc2c(c1C(=O)O)CCC2
{#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#}
2-[[(E)-3-(furan-2-yl)prop-2-enoyl]amino]-5,6-dihydro-4H-cyclopenta[b]thiophene-3-carboxylic acid