Task: Answer the multiple choice question.
Query: Which compound has a -54.177\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) C=CCn1c(SCC(=O)N2CCCC2=O)nc2sc(CC)cc2c1=O
b) O=C(c1nc2ccccn2c1CN1CCC(Cc2ccccc2)CC1)N1CCCC1
Answer: b. O=C(c1nc2ccccn2c1CN1CCC(Cc2ccccc2)CC1)N1CCCC1
{#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=C(c1nc2ccccn2c1CN1CCC(Cc2ccccc2)CC1)N1CCCC1
O=C(c1nc2ccccn2c1CN1CCC(Cc2ccccc2)CC1)N1CCCC1
[3-[(4-benzylpiperidin-1-yl)methyl]imidazo[1,2-a]pyridin-2-yl]-pyrrolidin-1-ylmethanone