Task: Answer the MCQ question.
Question: Which drug has a -3.950\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(CCCCCNC(=O)N1CCn2c1nc1ccccc12)N[C@@H](C(=O)O)c1ccccc1
b. COc1ccc(OC)c(C(=O)NC2CCSc3ccccc32)c1
c. CC(=O)c1ccc(-n2nnnc2SCC(=O)N2CCN(C(=O)c3ccco3)CC2)cc1
d. CC1Cc2ccccc2N1C(=O)COc1nc2ccccc2nc1N1CCOCC1
Answer: a. O=C(CCCCCNC(=O)N1CCn2c1nc1ccccc12)N[C@@H](C(=O)O)c1ccccc1
{#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(CCCCCNC(=O)N1CCn2c1nc1ccccc12)N[C@@H](C(=O)O)c1ccccc1
O=C(CCCCCNC(=O)N1CCn2c1nc1ccccc12)N[C@@H](C(=O)O)c1ccccc1
(2R)-2-[6-(1,2-dihydroimidazo[1,2-a]benzimidazole-3-carbonylamino)hexanoylamino]-2-phenylacetic acid