Problem statement: Answer the multiple-choice question.
Query: Which compound has a -3.297\% 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] CC1CCC(=O)N(CCC#N)CC1
[b] COCCN(C(=O)c1ccccc1OC1CCN(S(C)(=O)=O)CC1)C(C)C
[c] O=C([O-])c1cc(-c2cccnc2)nc2ccccc12.[K+]
[d] Cc1cccc(C)c1NC(=O)CN(C)CC(=O)Nc1ccccc1Oc1ccccc1
Answer: a. CC1CCC(=O)N(CCC#N)CC1
{#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#}
CC1CCC(=O)N(CCC#N)CC1
CC1CCC(=O)N(CCC#N)CC1
3-(5-methyl-2-oxoazepan-1-yl)propanenitrile