Task: Answer the multiple-choice question.
Question: Which drug has a -26.596\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) Cc1cc(C#N)c(SCC(N)=O)nc1-c1ccc(F)cc1
b.) C/C(NC1CCCCC1)=C(/C#N)C(=O)NCCN1CCOCC1
c.) O=C(c1ccc(=O)[nH]c1)N1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
d.) CCCCn1c(CN2CCN(CCO)CC2)nc2ccccc21
e.) COc1cc(OC)c(C(=O)NNC(=O)CN(C)S(=O)(=O)c2ccc(Cl)cc2)cc1OC
Answer: d. CCCCn1c(CN2CCN(CCO)CC2)nc2ccccc21
{#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#}
CCCCn1c(CN2CCN(CCO)CC2)nc2ccccc21
CCCCn1c(CN2CCN(CCO)CC2)nc2ccccc21
2-[4-[(1-butylbenzimidazol-2-yl)methyl]piperazin-1-yl]ethanol