Problem statement: Answer the multiple choice question.
Query: Which drug has a -0.140% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: COc1ccc(CN2CCc3ccccc3C2)c(OC)c1OC
b: CCN(CC)CCNc1nc2nonc2nc1NCCN(CC)CC
c: Cc1cccc(NC(=S)NC(=O)C(c2ccccc2)c2ccccc2)n1
Answer: b. CCN(CC)CCNc1nc2nonc2nc1NCCN(CC)CC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCN(CC)CCNc1nc2nonc2nc1NCCN(CC)CC
CCN(CC)CCNc1nc2nonc2nc1NCCN(CC)CC
5-N,6-N-bis[2-(diethylamino)ethyl]-[1,2,5]oxadiazolo[3,4-b]pyrazine-5,6-diamine