Task: Answer the multiple choice question.
Question: Which compound has a -0.179\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. COCCNc1nc2ccccc2nc1NS(=O)(=O)c1ccc(C)cc1C
b. O=C(CN1CCNC(=O)C1)NCCc1ccc(Cl)cc1Cl
c. COc1ccc(CCN2CC(C(=O)N3CCC(O)(c4ccccc4)CC3)CCC2=O)cc1
Answer: b. O=C(CN1CCNC(=O)C1)NCCc1ccc(Cl)cc1Cl
{#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(CN1CCNC(=O)C1)NCCc1ccc(Cl)cc1Cl
O=C(CN1CCNC(=O)C1)NCCc1ccc(Cl)cc1Cl
N-[2-(2,4-dichlorophenyl)ethyl]-2-(3-oxopiperazin-1-yl)acetamide