Task: Answer the MCQ question.
Query: Which compound has a -5.072\% 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 other words.
Options:
[a] COc1ccccc1OCC(O)CN1CCN(CC(=O)Nc2c(C)cccc2C)CC1
[b] CCN(CC)CCCn1c2c(c(SCC(=O)Nc3cccc(C)c3C)nc1=O)CCC2
[c] O=C(c1cc([N+](=O)[O-])ccc1N1CCNCC1)N1CCOCC1
[d] CC(=O)C12CC(C)=C(C)CC1CC1C3CCC4=CC(=O)CCC4(C)C3CCC12C
Answer: b. CCN(CC)CCCn1c2c(c(SCC(=O)Nc3cccc(C)c3C)nc1=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#}
CCN(CC)CCCn1c2c(c(SCC(=O)Nc3cccc(C)c3C)nc1=O)CCC2
CCN(CC)CCCn1c2c(c(SCC(=O)Nc3cccc(C)c3C)nc1=O)CCC2
2-[[1-[3-(diethylamino)propyl]-2-oxo-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl]sulfanyl]-N-(2,3-dimethylphenyl)acetamide