Task: Answer the multiple choice question.
Question: Which drug has a 5.905\% 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 other words.
Options:
a) CCCCOc1ccc(CNn2c(C)nc3ccccc3c2=O)cc1
b) Cc1nn(CC(N)=O)c(=O)c2ccccc12
c) O=C1CCCCCN1Cc1ccccc1
d) Cc1ccc(CN2CCN(C(=O)C3CCC3)CC2)cc1
Answer: c. O=C1CCCCCN1Cc1ccccc1
{#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=C1CCCCCN1Cc1ccccc1
O=C1CCCCCN1Cc1ccccc1
1-benzylazepan-2-one