Problem statement: Answer the MCQ question.
Question: Which compound exhibits a -2.178\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: O=C(O)C1CCN(C(=O)COc2ccc3c4c(c(=O)oc3c2)CCCC4)CC1
b: COc1ccc(Cc2nnc(SCC(=O)NC3(C#N)CCCCC3)n2N)cc1
c: CCOc1ccc2c(c1)c1nnc(SCC(=O)N3CCCCC3C)nc1n2C
d: O=C(NN1CCOCC1)c1cc(S(=O)(=O)Nc2cccc(C(F)(F)F)c2)ccc1Cl
e: Cc1cccc(OCc2nnc(SC(C)C(=O)O)n2-c2ccccc2)c1
Answer: c. CCOc1ccc2c(c1)c1nnc(SCC(=O)N3CCCCC3C)nc1n2C
{#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#}
CCOc1ccc2c(c1)c1nnc(SCC(=O)N3CCCCC3C)nc1n2C
CCOc1ccc2c(c1)c1nnc(SCC(=O)N3CCCCC3C)nc1n2C
2-[(8-ethoxy-5-methyl-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]-1-(2-methylpiperidin-1-yl)ethanone